Dell Inspiron 15 7506 2-in-1 vs Dell Inspiron 16 7620 2-in-1 Comparison

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Dell Inspiron 15 7506 2-in-1

15.6 inches | December 2020

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Dell Inspiron 16 7620 2-in-1

16 inches | January 2022

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Dell Inspiron 15 7506 2-in-1 vs Dell Inspiron 16 7620 2-in-1 Comparison Overview

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In this review, we will be comparing Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1, two laptops by Dell. Dell Inspiron 15 7506 2-in-1 was introduced to market in December 2020 and Dell Inspiron 16 7620 2-in-1 was launched in January 2022. There is 13 months difference between Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 so it would still give an advantage to younger Inspiron 16 7620 2-in-1.

Click for Available Configurations of the Laptops

Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 are members of Dell's Inspiron 2-in-1 series of laptops. Below you can find the latest models from this series.

Dell Inspiron 2-in-1 Series History

	Release Date	Screen Size	Dimensions	Weight
Dell Inspiron 14 7440 2-in-1	February 2024	14.0"	314 x 226.15 x 15.86-18.90 mm	1.71 kg (3.77 lbs)
Dell Inspiron 14 7445 2-in-1	February 2024	14.0"	314 x 226.15 x 15.86-18.90 mm	1.71 kg (3.77 lbs)
Dell Inspiron 16 Plus 7640 2-in-1	February 2024	16.0"	356.78 x 250.6 x 16.70-19.75 mm	1.9 kg (4.19 lbs)
Dell Inspiron 14 7435 2-in-1	January 2023	14.0"	314 x 226.56 x 15.54-18.55 mm	1.58 kg (3.48 lbs)
Dell Inspiron 7425 2-in-1 AMD	March 2022	14.0"	314 x 227.5 x 15.7-17.86 mm	1.63 kg (3.59 lbs)
Dell Inspiron 14 7420 Intel 2-in-1	January 2022	14.0"	314 x 227.5 x 15.7-17.86 mm	1.57 kg (3.46 lbs)
Dell Inspiron 16 7620 2-in-1	January 2022	16.0"	356.78 x 251.88 x 15.90-18.41 mm	2.06 kg (4.54 lbs)
Dell Inspiron 14 5410 2-in-1	April 2021	14.0"	321.5 x 211.3 x 16.3-18.3 mm	1.5 kg (3.31 lbs)

Here is a brief look at the main features of Dell Inspiron 15 7506 2-in-1 and Dell Inspiron 16 7620 2-in-1 before getting into our more detailed comparison.

Dell Inspiron 15 7506 2-in-1 Key Specs

Launched in December 2020
15.6" TouchScreen - IPS LCD, 16:9 Aspect Ratio Display
CPU: Intel Core i5 1135G7
GPU: Intel Iris Xe MAX Graphics 4GB
8GB Ram
356.2 x 238.4 x 16.4-17.9 mm (14.02 x 9.39 x 0.65-0.7 inches)
Weight: 1.9 kg (4.19 lbs)

Dell Inspiron 16 7620 2-in-1 Key Specs

Launched in January 2022
16.0" Touchscreen - IPS LCD, 16:10 Aspect Ratio Display
CPU: Intel Core i5 1235U
GPU: GeForce MX550 2GB
8GB Ram
356.78 x 251.88 x 15.90-18.41 mm (14.05 x 9.92 x 0.63-0.72 inches)
Weight: 2.06 kg (4.54 lbs)

Let's read on the following sections in order to better understand in detail how Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 compares and decide which one is better for you.

**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Reasons to choose Dell Inspiron 15 7506 2-in-1 over Dell Inspiron 16 7620 2-in-1

Weight	1.90 kg vs 2.06 kg	0.16 kg lighter
Side Bezel Thickness	5.4 mm vs 6.1 mm	0.7 mm thinner bezels
sRGB Color Space	97% vs 95.9%	Wider sRGB Color Space Coverage
GPU Fabrication Process	10 nm vs 12 nm	Newer Generation GPU
Speaker Loudness	81.6 dB vs 39.7 dB	Generates higher sound levels
HDMI Version	2.0 vs 1.4	Better HDMI connectivity
Numeric Pad	Yes vs No	Fast way to input numbers

Reasons to choose Dell Inspiron 16 7620 2-in-1 over Dell Inspiron 15 7506 2-in-1

Screen-to-Body Ratio	~82.6% vs ~79%	Larger screen area ratio
Display Size	16 inches vs 15.6 inches	Larger Screen Estate
Noise Level	39.67 dB vs 47 dB	Less fan noise
Contrast Rate	891:1 vs 600:1	more pleasing colors
Screen PPI	142 ppi vs 141 ppi	More pixels per inch
Screen Resolution	1920 x 1200 pixels vs 1920 x 1080 pixels	Higher pixel count screen
Adobe RGB Profile	69.3% vs 62.9%	Wider Adobe RGB Coverage
Max Brightness	300 nits vs 270 nits	Brighter Screen
Response Time	30 ms vs 35 ms	Faster Response screen
GPU FLOPS	2.703 TFLOPS vs 2.534 TFLOPS	More RAM Options
Upgradable RAM	Yes vs No	Faster RAM
RAM BUS	PCI-E Gen 4.0 (4x) vs PCI-E Gen 3.0 (4x)	More advanced Bluetooth connectivity
Bluetooth	v5.2 vs v5	Higher Resolution Camera
Webcam Resolution	1920 x 1080 vs 1280 x 720	Connect more device at the same time
Number of USB-C Ports	2x USB 4.0 vs 1x USB 3.2	Faster USB-C connection
USB-C Port Type	v4.0 vs v3.2	Larger Touchpad Area
Touchpad Size	13.3 x 9.0 cm vs 11.5 x 8.0 cm

Common Strengths of Dell Inspiron 16 7620 2-in-1 and Dell Inspiron 15 7506 2-in-1

Screen Type	Touch Screen vs Touch Screen	Interact with your fingers
Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
USB Power Delivery	Yes vs Yes	Charging via USB port gives flexibility
RAM Type	PCI-E Gen 3.0 (4x) vs PCI-E Gen 4.0 (4x)	Fast RAM type
Upgradable Storage	Yes vs Yes	Option to increase the Storage size
SSD Type	NVMe vs NVMe	Faster Data Transfers
Wi-Fi Standard	v6 vs v6E	Fast and Reliable Wi-Fi Connections
Thunderbolt Port	v4 vs v4	Fast data and power transfer via Thunderbolt Port
HDMI Output	1x HDMI 2.0 vs 1x HDMI 2.0	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable
Built-in SD Card Reader	Yes vs Yes	Read & Write SD Cards
Keyboard Backlight	Yes vs Yes	Easily see the keys under low light

Dell Inspiron 15 7506 2-in-1 vs Dell Inspiron 16 7620 2-in-1: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the Dell Inspiron 15 7506 2-in-1 and the Dell Inspiron 16 7620 2-in-1.

Physical Specs
Weight	1.9 kg (4.19 lbs)	2.06 kg (4.54 lbs)
Surface Area	849 cm2 (131.6 inches2)	899 cm2 (139.4 inches2)
Screen to Surface Ratio	~79%	~82.6%
Side Bezel Thickness	~5.4 mm	~6.1 mm
Weight per Inch of Screen	0.12 kg/inch	0.13 kg/inch
	0.264 lbs/inch	0.286 lbs/inch
Colors	Black, Silver	Silver, Green
Cover Opening Angle	360Â°	360Â°

Comparison of the Dell Inspiron 15 7506 2-in-1 and the Dell Inspiron 16 7620 2-in-1 External Dimensions

Weight

Inspiron 15 7506 2-in-1 weighs 1.9 kg (4.19 lbs), whereas the Inspiron 16 7620 2-in-1 weighs 2.06 kg (4.54 lbs). There is a notable difference in weight between these two laptops. However, it's important to consider that comparing their weights directly may not provide a complete picture since they also have different display sizes.

Weight Comparison

Dell Inspiron 15 7506 2-in-1 1.90 kg

Avg: 15.0-15.9" 1.95 kg

Dell Inspiron 16 7620 2-in-1 2.06 kg

Avg: 16.0-16.9" 2.07 kg

Thickness Comparison

Dell Inspiron 15 7506 2-in-1 16.40 mm

Avg: 15.0-15.9" 20.17 mm

Dell Inspiron 16 7620 2-in-1 15.90 mm

Avg: 16.0-16.9" 20.35 mm

Another value that we use for comparing the weights of the laptops is the Weight per Inch of Screen, which is calculated by dividing the total weight of the model with its usable diagonal screen size. This value for the Dell Inspiron 15 7506 2-in-1 is 0.12 kg/inch.In comparison, this value for the Dell Inspiron 16 7620 2-in-1 is 0.13 kg/inch.Here are some of the best performing laptops in this area:

Microsoft Surface Go 4: 0.05 kg/inch
LG Gram SuperSlim 15.6 2023: 0.06 kg/inch
Asus ProArt PZ13 HT5306: 0.06 kg/inch
Asus Zenbook A14 UX3407: 0.06 kg/inch
Dell Latitude 7330: 0.07 kg/inch
Lenovo ThinkPad X1 Nano Gen 2: 0.07 kg/inch
LG Gram 14 2022: 0.07 kg/inch
LG Gram 14 2-in-1 2022: 0.07 kg/inch

Dell Inspiron 15 7506 2-in-1 vs Dell Inspiron 16 7620 2-in-1: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Intel Core i5 1135G7 Intel Core i7 1165G7	Intel Core i5 1235U Intel Core i5 1240P Intel Core i7 1260P
Base Frequency	0.9-2.4 GHz	1.3 GHz
Turbo Frequency	4.2 GHz	4.4 GHz
Number of Cores	4	10
Number of Threads	8	12
L3 Cache	8 MB	12 MB
Integrated GPU	Iris Xe Graphics G7 80EU	Intel Iris Xe Graphics (80EU)
CPU Fabrication Process	10 nm	10 nm
Geekbench 5 (Single)	1324	1580
Geekbench 5 (Multi)	4633	6333
Cinebench 23 (Single)	1355	1654
Cinebench 23 (Multi)	5087	6618

Above you can see the CPU options and the CineBench and GeekBench test scores for both laptops, which gives an idea about what kind of performance difference you may experience between the Dell Inspiron 15 7506 2-in-1 and Dell Inspiron 16 7620 2-in-1.

You may also read reviews of latest laptops with the same CPUs and compare them:

Laptops with: Intel Core i5 1135G7

Laptops with: Intel Core i5 1235U

GPU Comparison

GPU Model	Intel Iris Xe MAX Graphics 4GB	GeForce MX550 2GB
Base Clock Frequency	300 MHz	1065 MHz
Boost CLock Frequency	1650 MHz	1320 MHz
TGP (Total Graphics Power)	25 W	25 W
Type	Dedicated	Dedicated
FLOPS	2.534 TFLOPS	2.703 TFLOPS
Memory Size	4 GB	2 GB
Memory Type	LPDDR4X	GDDR6
Memory Bus	128 bit	64 bit
Memory Speed	2133 MHz 4.3 Gbps effective	1500 MHz 12 Gbps effective
Shading Units Cores	768	1024
TMUs	48	32
ROPs	24	16

GPU is as critical as the CPU for graphic heavy applications and the table above gives a picture of how the two GPU compares. FLOPS is a measure of a GPU's performance based on the number of floating-point arithmetic calculations that the processor can perform within a second. Dell Inspiron 15 7506 2-in-1 has a FLOPS value of 2.534 TFLOPS whereas the Dell Inspiron 16 7620 2-in-1 ' has a FLOPS value of 2.703 TFLOPS. If graphical performance of the laptop is important for your use type, the Dell Inspiron 16 7620 2-in-1 may be the better choice between these two setups.

RAM Comparison

RAM	8GB 12GB 16GB	8GB 16GB 32GB
Memory Bus	2x4 GB	2x4 GB
RAM Clock	4267 MHz	3200 MHz
RAM Type	LPDDR4X	DDR4
Upgradable	No	Yes
Memory Bus	PCI-E Gen 3.0 (4x)	PCI-E Gen 4.0 (4x)

Both laptops, the Inspiron 15 7506 2-in-1 and the Inspiron 16 7620 2-in-1, come with similar RAM capacities of 8 GB, providing comparable performance in memory-intensive tasks.

LOCAL LLM Compatibility Evaluation

This quick guide shows what types of large language models (LLMs) each of these laptops could support, based on their respective hardware specifications. It's meant to help you compare their suitability for running AI models locally.

LLM Category	Dell Inspiron 15 7506 (2-in-1)	Dell Inspiron 16 7620 (2-in-1)
Small Models(1-3B):Examples: Phi-2, Qwen-1.8B	✔ Run smoothly.	✖ Not supported.
Medium Models(7-8B):Examples: Mistral-7B, Qwen-7B	✖ Not supported.	✖ Not supported.
Large Models(13-30B):Examples: Mixtral, Qwen-14B	✖ Not supported.	✖ Not supported.
Extra-Large Models(65B+):Examples: LLaMA2-70B, Qwen1.5-72B	✖ Not supported on most systems. Requires high-end GPU or advanced setup.	✖ Not supported on most systems. Requires high-end GPU or advanced setup.

Note: Optimized (e.g., 4-bit) models may run on limited hardware. Performance depends on runtime and setup.

📌 MoE Models: Some models like Mixtral 8x7B and Qwen3-30B-A3B use a Mixture of Experts (MoE) design, activating only part of the model during inference. This means they can often run efficiently on laptops with 12–16 GB of VRAM when quantized.

BATTERY

BATTERY	53 Wh 68 Wh	64 Wh 87 Wh
Battery Type	Li-Ion	Li-Ion
Replaceable	No	No
Fast Charging	No	Yes
USB Power Delivery	Yes	Yes
Charging Port Position	Left	Left
Charge Power	65 / 90 W	65 W
Voltage	15.2 V	15.2 V
Full Charging Time	4:00 hr
AC Adapter Weight	294 gramm	276 gramm

On the other hand, the Inspiron 16 7620 2-in-1 features a higher battery capacity of 64 Wh, delivering longer usage time compared to the Inspiron 15 7506 2-in-1's 53 Wh.

Battery Comparison

Dell Inspiron 15 7506 2-in-1 53 Wh

Avg: 15.0-15.9" 62.1 Wh

Dell Inspiron 16 7620 2-in-1 64 Wh

Avg: 16.0-16.9" 74.15 Wh

STORAGE
With a larger storage capacity up to 2 TB, the Inspiron 15 7506 2-in-1 provides more space for storing files and applications compared to the Inspiron 16 7620 2-in-1's max. storage capacity of 1 TB.

Storage Options	256 GB, 512 GB, 1 TB, 2 TB	256 GB, 512 GB, 1 TB
Upgradable	Yes	Yes
Storage type	SSD (M2)	SSD (M2)
NVMe	Yes	Yes

If your budget allows, we recommend opting for the largest possible disk size, considering the potential increase in storage capacity needs in the future. However, please keep in mind the question 'What will the laptop be used for?' when making this decision. Of course, you can later upgrade the hard disk capacity by getting a larger disk. However, if your laptop has only one disk slot, it may not be as straightforward as a RAM upgrade, where you simply add or replace a module, as moving or cloning files to a new disk may be necessary.

Dell Inspiron 15 7506 2-in-1 vs Dell Inspiron 16 7620 2-in-1: Display Comparison

The display is an essential aspect to consider when comparing the Dell Inspiron 15 7506 2-in-1 and Dell Inspiron 16 7620 2-in-1 since its is the component that you interact the most and significantly impact the experience.

Screen Area and Dimensions

Now let's look at the comparison of the actual display areas of both laptops below, keeping the bezels around the screens out of the equation. Inspiron 15 7506 2-in-1 has a display size of 15.6".On the other hand, Inspiron 16 7620 2-in-1 has a larger16.0" display.The total usable screen area of the Inspiron 15 7506 2-in-1 is 670cm² / 104inch² whereas the Inspiron 16 7620 2-in-1's total usable screen area is 742cm² / 115inch².

PPI (Pixels per Inch)
Additionally, the Inspiron 16 7620 2-in-1 features a higher pixel density with 142 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

Dell Inspiron 15 7506 2-in-1 141 PPI

Avg: 15.0-15.9" 144 PPI

Dell Inspiron 16 7620 2-in-1 142 PPI

Avg: 16.0-16.9" 169 PPI

Refresh Rate
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 offer the same refresh rate of 60 Hz.

Furthermore, the Inspiron 16 7620 2-in-1 boasts a faster response time of 30.0 ms, reducing motion blur for fast-paced content.

Brightness
The Inspiron 16 7620 2-in-1 offers a higher maximum brightness of 300 nits, delivering a brighter screen.

Brightness Comparison

Dell Inspiron 15 7506 2-in-1 270 nits

Avg: 15.0-15.9" 319 nits

Dell Inspiron 16 7620 2-in-1 300 nits

Avg: 16.0-16.9" 413 nits

Dell Inspiron 15 7506 2-in-1 vs Dell Inspiron 16 7620 2-in-1 Connectivity Comparison

In terms of connectivity,

Wifi
Inspiron 16 7620 2-in-1 features a more advanced Wi-Fi standard v6E, providing faster and more reliable wireless connections compared to Inspiron 15 7506 2-in-1 (v6).

Below, you'll find a Wi-Fi Versions Table, along with their release dates and speeds, to provide a brief overview of its development.

Wi-Fi Versions and Speeds

Standard	Speed	Release Date	Network	Frequency Bands (GHz)
Wi-Fi 7	up to 40 Gbps (5 GB/s)	2023	802.11be	2.4, 5, 6
Wi-Fi 6E	up to 9.6 Gbps (1.2 GB/s)	2020	802.11ax	2.4, 5, 6
Wi-Fi 6	up to 9.6 Gbps (1.2 GB/s)	2019	802.11ax	2.4, 5
Wi-Fi 5	up to 6.93 Gbps (866.25 MB/s)	2014	802.11ac	2.4, 5
Wi-Fi 4	up to 600 Mbps (75 MB/s)	2009	802.11n	2.4, 5

* Please note that the provided transfer rates are maximum theoretical values, and real-life performance may vary based on environmental factors.

USB
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 feature 2x USB 3.2 USB-A ports.
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 have USB Type-C ports. Inspiron 15 7506 2-in-1 has 1x USB 3.2 USB Type-C ports, while Inspiron 16 7620 2-in-1 has 2x USB 4.0 USB Type-C ports.

Below, you'll find a table of USB ports, along with their release dates and speeds.
To mitigate the confusion caused by generation names, the USB Implementers Forum (USB-IF) suggests using marketing names like USB 5Gbps, USB 10Gbps, and so forth, based on their respective transfer rates.

USB Type and Speeds

USB Type	Version	Speed	Date	Other Features/Explanations
USB4	Gen 4 (2.0)	80 Gbps	2022	Also known as USB 80Gbps
USB4	Gen 3×2	40 Gbps	2019	Also known as USB 40Gbps
USB 3.2	3.2 Gen 2x2	20 Gbps	2019	Double the data transfer rates of Gen 2
USB 3.2	3.2 Gen 2	10 Gbps	2017	Previously known as USB 3.1
USB 3.2	3.2 Gen 1	5 Gbps	2017	Previously known as USB 3.0
USB 3.1	3.1 Gen 2	10 Gbps	2013	Faster data transfer rates
USB 3.0	3.1 Gen 1	5 Gbps	2010	SuperSpeed USB, improved data transfer rates
USB 2.0	2.0	480 Mbps	2000	High-speed data transfer
USB 1.0	1.0	1.5 Mbps	1996	Original USB standard

Thunderbolt
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 are equipped with Thunderbolt 4 ports.

HDMI
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 feature an HDMI port. Inspiron 15 7506 2-in-1 offers 1x HDMI 2.0, while Inspiron 16 7620 2-in-1 offers 1x HDMI 1.4.

Below, you'll find a comparison table detailing different HDMI versions, including their bandwidth, color depth, maximum resolution, and release dates. This information can be helpful in understanding the capabilities of each HDMI version and choosing the most suitable one for your needs.

HDMI Comparison Table

HDMI Version	Maximum Resolution	Bandwidth (Gbps)	Color Depth (bits)	Release Date
HDMI 2.1-2.1b	7680 x 4320 *(8K)* @ 60p 3840 x 2160 *(4K)* @ 120p	48.0	48	2017
HDMI 2.0-2.0b	3840 x 2160 *(4K)* @ 60p	18.0	48	2013
HDMI 1.4-1.4b	3840 x 2160 *(4K)* @ 30p	10.2	48	2009
HDMI 1.3-1.3a	2560 x 1440 @ 60p	10.2	48	2006
HDMI 1.0-1.2a	1920 x 1200 @ 60p	4.95	24	2002

* Please note that the provided resolution values represent the maximum supported resolution, and actual display quality may depend on other factors such as source content and connected devices.

SD Card Reader
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 come with an SD Card Reader for easy access to memory cards.

Audio Jack
Both Inspiron 15 7506 2-in-1 and Inspiron 16 7620 2-in-1 are equipped with a 3.5mm Audio Jack, providing seamless connection to headphones and speakers.

To summarize the connectivity and ports details, please refer to the table below to see them listed.

Connectivity and Ports
WiFi Standard (latest: v7)	v6	v6E
Bluetooth (latest: v5.4)	v5	v5.2
USB-A (latest: 3.2)	2x USB 3.2	2x USB 3.2
USB Type-C (latest: USB4 2.0)	1x USB 3.2	2x USB 4.0
Thunderbolt (latest: 4)	Thunderbolt 4	Thunderbolt 4
HDMI (latest: 2.1)	1x HDMI 2.0	1x HDMI 1.4
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	Yes	Optional
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	No	No
SD CardReader	Yes	Yes
Proprietary Charging Port	Yes	No