HP Omen Slim 16 2025 vs HP ProBook 4 G1a 14 Comparison

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HP Omen Slim 16 2025

16 inches | March 2025

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HP ProBook 4 G1a 14

14 inches | March 2025

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HP Omen Slim 16 2025 vs HP ProBook 4 G1a 14 Comparison Overview

HP Omen Slim 16 2025

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HP ProBook 4 G1a 14

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HP Omen Slim 16 2025

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HP ProBook 4 G1a 14

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In this review, we will be comparing Omen Slim 16 2025 and ProBook 4 G1a 14 , two laptops by HP. HP Omen Slim 16 2025 was introduced to market in March 2025 and HP ProBook 4 G1a 14 was launched in March 2025. Both Omen Slim 16 2025 and ProBook 4 G1a 14 were launched within the same month so we are expecting this to be a fair comparison regarding age and available technology level.

Click for Available Configurations of the Laptops

Omen Slim 16 2025 and ProBook 4 G1a 14 are members of HP's series of laptops. Below you can find the latest models from this series.

HP Series History

	Release Date	Screen Size	Dimensions	Weight
HP ZBook 8 G1i 16"	March 2025	16.0"	359 x 250 x 19.2 mm	1.72 kg (3.79 lbs)
HP ZBook 8 G1i 14"	March 2025	14.0"	215.6 x 222 x 18.9 mm	1.43 kg (3.15 lbs)
HP ProBook 4 G1i 16"	March 2025	16.0"	359.4 x 251 x 1.7 mm	1.75 kg (3.86 lbs)
HP EliteBook 6 G1i 16"	March 2025	16.0"	359.4 x 251 x 1.7 mm	1.75 kg (3.86 lbs)
HP ProBook 4 G1q	March 2025	14.0"	318.6 x 224.3 x 10.9 mm	1.46 kg (3.22 lbs)
HP EliteBook 6 G1q 14"	March 2025	14.0"	318.6 x 224.3 x 17 mm	1.44 kg (3.18 lbs)
HP OmniBook 5 14	March 2025	14.0"	311.9 x 217.4 x 12.7 mm	1.35 kg (2.98 lbs)
HP OmniBook 7 Aero 13.3	March 2025	13.3"	297.3 x 212.2 x 16.5-17.4 mm	1 kg (2.21 lbs)

Here is a brief look at the main features of HP Omen Slim 16 2025 and HP ProBook 4 G1a 14 before getting into our more detailed comparison.

HP Omen Slim 16 2025 Key Specs

Launched in March 2025
16.0" IPS LCD, 16:10 Aspect Ratio Display
CPU: Intel Core Ultra 5 225H,Intel Core Ultra 7 255H,Intel Core Ultra 9 285H
GPU: Intel Arc 130T
16GB,24GB,32GB Ram
357.5 x 269 x 19.9 mm (14.07 x 10.59 x 0.78 inches)
Weight: 2.4 kg (5.29 lbs)

HP ProBook 4 G1a 14 Key Specs

Launched in March 2025
14.0" IPS LCD, 16:10 Aspect Ratio Display
CPU: AMD Ryzen 3 210,AMD Ryzen 5 220,AMD Ryzen 5 230,AMD Ryzen 7 250
GPU: Radeon 740M
8GB,16GB,24GB,32GB Ram
318.6 x 224.3 x 17 mm (12.54 x 8.83 x 0.67 inches)
Weight: 1.4 kg (3.09 lbs)

Let's read on the following sections in order to better understand in detail how Omen Slim 16 2025 and ProBook 4 G1a 14 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 HP Omen Slim 16 2025 over HP ProBook 4 G1a 14

Side Bezel Thickness	6.4 mm vs 8.6 mm	2.2 mm thinner bezels
Display Size	16 inches vs 14 inches	Larger Screen Estate
Refresh Rate	144 Hz vs 60 Hz	Smoother media experience
CPU Fabrication Process	3 nm vs 4 nm	Newer Generation CPU
GPU FLOPS	3.9 TFLOPS vs 1.3 TFLOPS	Connect more device at the same time
Number of USB-A Ports	3x USB 3.2 vs 1x USB 3.2	Fast way to input numbers
Numeric Pad	Yes vs No	Easily see the keys under low light
Keyboard Backlight	Yes vs No

Reasons to choose HP ProBook 4 G1a 14 over HP Omen Slim 16 2025

Weight	1.40 kg vs 2.40 kg	1 kg lighter
Screen-to-Body Ratio	~79.5% vs ~77.2%	Larger screen area ratio
Screen PPI	162 ppi vs 142 ppi	More pixels per inch
GPU Fabrication Process	4 nm vs 5 nm	Newer Generation GPU
WiFi Standard	v7 vs v6E	More advanced Wi-fi connectivity
Bluetooth	v5.4 vs v5.3	More advanced Bluetooth connectivity
Webcam Resolution	2592 x 1944 vs 1920 x 1080	Higher Resolution Camera
Number of USB-C Ports	2x USB 4.0 vs 1x USB 4.0	Connect more device at the same time

Common Strengths of HP ProBook 4 G1a 14 and HP Omen Slim 16 2025

Launch Dates	March 2025 vs March 2025	Both laptops are recent models
Screen Coating	Matte vs Matte	Less reflections on the screen
Upgradable RAM	Yes vs Yes	Option to increase the RAM size
RAM Type	PCI-E Gen 4.0 (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
HDMI Output	1x HDMI 2.1 vs 1x HDMI 2.1	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable
Ethernet RJ45 Port	Yes vs Yes	Fast connection to Network via ethernet cable

Common Weaknesses of HP ProBook 4 G1a 14 and HP Omen Slim 16 2025

Touchscreen Capability	No vs No	No Touchscreen Capability
HDR Support	No vs No	No HDR Support

HP Omen Slim 16 2025 vs HP ProBook 4 G1a 14 : Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the HP Omen Slim 16 2025 and the HP ProBook 4 G1a 14 .

Physical Specs
Weight	2.4 kg (5.29 lbs)	1.4 kg (3.09 lbs)
Surface Area	962 cm2 (149 inches2)	715 cm2 (110.7 inches2)
Screen to Surface Ratio	~77.2%	~79.5%
Side Bezel Thickness	~6.4 mm	~8.6 mm
Weight per Inch of Screen	0.15 kg/inch	0.10 kg/inch
	0.33 lbs/inch	0.22 lbs/inch
Colors	White	Silver

Comparison of the HP Omen Slim 16 2025 and the HP ProBook 4 G1a 14 External Dimensions

Weight

Omen Slim 16 2025 weighs 2.4 kg (5.29 lbs), whereas the ProBook 4 G1a 14 weighs 1.4 kg (3.09 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

HP Omen Slim 16 2025

Avg: 16.0-16.9"

HP ProBook 4 G1a 14

Avg: 14.0-14.9"

Thickness Comparison

HP Omen Slim 16 2025

Avg: 16.0-16.9"

HP ProBook 4 G1a 14

Avg: 14.0-14.9"

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 HP Omen Slim 16 2025 is 0.15 kg/inch.In comparison, this value for the HP ProBook 4 G1a 14 is 0.10 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
Microsoft Surface Pro 12: 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

HP Omen Slim 16 2025 vs HP ProBook 4 G1a 14 : Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Intel Core Ultra 5 225H Intel Core Ultra 7 255H Intel Core Ultra 9 285H	AMD Ryzen 3 210 AMD Ryzen 5 220 AMD Ryzen 5 230 AMD Ryzen 7 250
Base Frequency	1.7 GHz	3.6 GHz
Turbo Frequency	4.9 GHz	4.7 GHz
Number of Cores	14 (4P + 8E)	4 (1P + 4E)
Number of Threads	14	8
L3 Cache	18 MB	8 MB
Integrated GPU	Arc Graphics 130T	Radeon 740M
CPU Fabrication Process	3 nm	4 nm

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 HP Omen Slim 16 2025 and HP ProBook 4 G1a 14 .

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

Laptops with: Intel Core Ultra 5 225H,Intel Core Ultra 7 255H,Intel Core Ultra 9 285H

Laptops with: AMD Ryzen 3 210,AMD Ryzen 5 220,AMD Ryzen 5 230,AMD Ryzen 7 250

GPU Comparison

GPU Model	Intel Arc 130T	Radeon 740M
Base Clock Frequency	300 MHz	800 MHz
Boost CLock Frequency	2200 MHz	2500 MHz
TGP (Total Graphics Power)	35 W	15 W
Type	Integrated	Integrated
FLOPS	3.9 TFLOPS	1.3 TFLOPS
Memory Size	System Shared	System Shared
Memory Type	DDR5	DDR5
Memory Speed	5.6 Gbps	5.6 Gbps
Shading Units Cores	896	256
TMUs	56	16
ROPs	28	8

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. HP Omen Slim 16 2025 has a FLOPS value of 3.9 TFLOPS whereas the HP ProBook 4 G1a 14 ' has a FLOPS value of 1.3 TFLOPS. If graphical performance of the laptop is important for your use type, the HP Omen Slim 16 2025 may be the better choice between these two setups.

RAM Comparison

RAM	16GB 24GB 32GB	8GB 16GB 24GB 32GB
Memory Bus	2x8 GB	1x8 GB
RAM Clock	5600 MHz	5600 MHz
RAM Type	DDR5	DDR5
Upgradable	Yes	Yes
Max RAM Size	32 GB	32 GB
Total Slots	2	2
Memory Bus	PCI-E Gen 4.0 (4x)	PCI-E Gen 4.0 (4x)

With a larger RAM capacity of 16 GB, the Omen Slim 16 2025 offers an advantage for multitasking and resource-intensive applications compared to the ProBook 4 G1a 14 's RAM capacity of 8 GB.

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	HP Omen Slim 16 (2025)	HP ProBook 4 G1a 14"
Small Models(1-3B):Examples: Phi-2, Qwen-1.8B	✔ Run smoothly.	✔ Run smoothly.
Medium Models(7-8B):Examples: Mistral-7B, Qwen-7B	✔ Good performance.	✔ Good performance.
Large Models(13-30B):Examples: Mixtral, Qwen-14B	⚠ Can run slowly on CPU with enough RAM and good iGPU.	✖ 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	70 Wh	48 Wh 56 Wh
Charging Port Position	Left, Bottom	Left
Charge Power	1500 W	65 / 100 W

Moreover, the Omen Slim 16 2025 boasts a larger battery capacity of 70 Wh, offering extended usage time compared to the ProBook 4 G1a 14 's48 Wh.

Battery Comparison

HP Omen Slim 16 2025

Avg: 16.0-16.9"

HP ProBook 4 G1a 14

Avg: 14.0-14.9"

STORAGE
With a larger storage capacity up to 2 TB, the Omen Slim 16 2025 provides more space for storing files and applications compared to the ProBook 4 G1a 14 's max. storage capacity of 1 TB.

Storage Options	512 GB, 1 TB, 2 TB	256 GB, 512 GB, 1 TB
Upgradable	Yes	Yes
Total Slots	2	1
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.

HP Omen Slim 16 2025 vs HP ProBook 4 G1a 14 : Display Comparison

The display is an essential aspect to consider when comparing the HP Omen Slim 16 2025 and HP ProBook 4 G1a 14 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. Omen Slim 16 2025 has a display size of 16.0".On the other hand, ProBook 4 G1a 14 has a smaller 14.0" display.The total usable screen area of the Omen Slim 16 2025 is 742cm² / 115inch² whereas the ProBook 4 G1a 14 's total usable screen area is 568cm² / 88inch².

PPI (Pixels per Inch)
Additionally, the ProBook 4 G1a 14 features a higher pixel density with 162 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

HP Omen Slim 16 2025

Avg: 16.0-16.9"

HP ProBook 4 G1a 14

Avg: 14.0-14.9"

Refresh Rate
The Omen Slim 16 2025 offers a higher refresh rate of 144 Hz, resulting in smoother motion and improved visual experience.

Brightness
Both Omen Slim 16 2025 and ProBook 4 G1a 14 offer the same maximum brightness of 300 nits (cd/m²).

Brightness Comparison

HP Omen Slim 16 2025

Avg: 16.0-16.9"

HP ProBook 4 G1a 14

Avg: 14.0-14.9"

HP Omen Slim 16 2025 vs HP ProBook 4 G1a 14 Connectivity Comparison

In terms of connectivity,

Wifi
ProBook 4 G1a 14 features a more advanced Wi-Fi standard v7, providing faster and more reliable wireless connections compared to Omen Slim 16 2025 (v6E).

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 Omen Slim 16 2025 and ProBook 4 G1a 14 have USB-A ports. Omen Slim 16 2025 has 3x USB 3.2 USB-A ports, while ProBook 4 G1a 14 has 1x USB 3.2 USB-A ports.
Both Omen Slim 16 2025 and ProBook 4 G1a 14 have USB Type-C ports. Omen Slim 16 2025 has 1x USB 4.0 USB Type-C ports, while ProBook 4 G1a 14 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
Neither Omen Slim 16 2025 nor ProBook 4 G1a 14 has Thunderbolt port.

HDMI
Both Omen Slim 16 2025 and ProBook 4 G1a 14 feature an HDMI port (1x HDMI 2.1) for connecting to external monitors.

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
Neither Omen Slim 16 2025 nor ProBook 4 G1a 14 has an SD Card Reader.

Audio Jack
Both Omen Slim 16 2025 and ProBook 4 G1a 14 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)	v6E	v7
Bluetooth (latest: v5.4)	v5.3	v5.4
USB-A (latest: 3.2)	3x USB 3.2	1x USB 3.2
USB Type-C (latest: USB4 2.0)	1x USB 4.0	2x USB 4.0
Thunderbolt (latest: 5)	No	No
HDMI (latest: 2.1)	1x HDMI 2.1	1x HDMI 2.1
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	No	Optional
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	Yes	Yes
SD CardReader	No	No
Proprietary Charging Port	Yes	No