HP OmniBook 5 14 vs Acer Aspire Spin 14 ASP14-51 Comparison

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HP OmniBook 5 14

14 inches | March 2025

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Acer Aspire Spin 14 ASP14-51

14 inches | January 2024

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HP OmniBook 5 14 vs Acer Aspire Spin 14 ASP14-51 Comparison Overview

HP OmniBook 5 14

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Acer Aspire Spin 14...

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HP OmniBook 5 14

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Acer Aspire Spin 14...

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In this review, we will be comparing OmniBook 5 14 and Aspire Spin 14 ASP14-51, two laptops from HP and Acer. HP OmniBook 5 14 was introduced to market in March 2025 and Acer Aspire Spin 14 ASP14-51 was launched in January 2024. There is 14 months difference between OmniBook 5 14 and Aspire Spin 14 ASP14-51 so it would still give an advantage to younger OmniBook 5 14 .

Click for Available Configurations of the Laptops

OmniBook 5 14 and Aspire Spin 14 ASP14-51 are members of Acer'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 16	March 2025	16.0"	357.8 x 254.8 x 15 mm	1.91 kg (4.21 lbs)

Here is a brief look at the main features of HP OmniBook 5 14 and Acer Aspire Spin 14 ASP14-51 before getting into our more detailed comparison.

HP OmniBook 5 14 Key Specs

Launched in March 2025
14.0" OLED, 16:10 Aspect Ratio Display
CPU: Qualcomm Snapdragon X (X1-26-100)
GPU: Adreno X1-45
16GB,24GB,32GB Ram
311.9 x 217.4 x 12.7 mm (12.28 x 8.56 x 0.5 inches)
Weight: 1.35 kg (2.98 lbs)

Acer Aspire Spin 14 ASP14-51 Key Specs

Launched in January 2024
14.0" Touchscreen - IPS LCD, 16:10 Aspect Ratio Display
CPU: Intel Core 3 100U,Intel Core 5 120U,Intel Core 7 150U
GPU: Intel UHD Graphics (64 EU)
8GB,16GB Ram
318.5 x 225.5 x 18.9 mm (12.54 x 8.88 x 0.74 inches)
Weight: 1.5 kg (3.31 lbs)

Let's read on the following sections in order to better understand in detail how OmniBook 5 14 and Aspire Spin 14 ASP14-51 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 OmniBook 5 14 over Acer Aspire Spin 14 ASP14-51

Weight	1.35 kg vs 1.50 kg	0.15 kg lighter
Screen-to-Body Ratio	~83.8% vs ~79.1%	Larger screen area ratio
Side Bezel Thickness	5.2 mm vs 8.5 mm	3.3 mm thinner bezels
Contrast Rate	1000000:1 vs 1373:1	more pleasing colors
DCI-P3 Color Gamut	95% vs 39.1%	Wider DCI-P3 Color Gamut
Response Time	1 ms vs 24 ms	Faster Response screen
CPU Fabrication Process	4 nm vs 10 nm	Newer Generation CPU
GPU Fabrication Process	4 nm vs 10 nm	Newer Generation GPU
GPU FLOPS	2.3 TFLOPS vs 1.3 TFLOPS	More advanced Bluetooth connectivity
Bluetooth	v5.4 vs v5.3	Easily see the keys under low light
Keyboard Backlight	Yes vs No

Reasons to choose Acer Aspire Spin 14 ASP14-51 over HP OmniBook 5 14

Touch Screen	Yes vs No	Interact with your fingers
Max Brightness	350 nits vs 300 nits	Brighter Screen
Number of USB-A Ports	2x USB 3.2 vs 1x USB 3.2	Connect more device at the same time
Thunderbolt	v4 vs No	Support audio, data, power and video all through one single port
HDMI Port	1x HDMI 2.1 vs No	Connect to external monitors directly via HDMI cable

Common Strengths of Acer Aspire Spin 14 ASP14-51 and HP OmniBook 5 14

Launch Dates	March 2025 vs January 2024	Both laptops are recent models
Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
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
Wi-Fi Standard	v6E vs v6E	Fast and Reliable Wi-Fi Connections
VGA Output	No vs No	Connect to External Displays via VGA cable

Common Weaknesses of Acer Aspire Spin 14 ASP14-51 and HP OmniBook 5 14

HDR Support	No vs No	No HDR Support
Upgradable RAM	No vs No	No Option to increase the RAM size

HP OmniBook 5 14 vs Acer Aspire Spin 14 ASP14-51: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the HP OmniBook 5 14 and the Acer Aspire Spin 14 ASP14-51.

Physical Specs
Weight	1.35 kg (2.98 lbs)	1.5 kg (3.31 lbs)
Surface Area	678 cm2 (105.1 inches2)	718 cm2 (111.4 inches2)
Screen to Surface Ratio	~83.8%	~79.1%
Side Bezel Thickness	~5.2 mm	~8.5 mm
Weight per Inch of Screen	0.10 kg/inch	0.11 kg/inch
	0.22 lbs/inch	0.242 lbs/inch
Colors	Silver	Gray

Comparison of the HP OmniBook 5 14 and the Acer Aspire Spin 14 ASP14-51 External Dimensions

Weight

OmniBook 5 14 weighs 1.35 kg (2.98 lbs), whereas the Aspire Spin 14 ASP14-51 weighs 1.5 kg (3.31 lbs). There is a notable difference in weight between these two laptops. The weight difference between the two laptops is not significant.

Weight Comparison

Displays size 14.0-14.9 inches

HP OmniBook 5 14 1.35 kg

Acer Aspire Spin 14 ASP14-51 1.50 kg

Min 0.88 kg

Average 1.42 kg

Max 2.19 kg

Thickness Comparison

Displays size 14.0-14.9 inches

HP OmniBook 5 14 12.70 mm

Acer Aspire Spin 14 ASP14-51 18.90 mm

Min 8.40 mm

Average 17.12 mm

Max 32.50 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 HP OmniBook 5 14 is 0.10 kg/inch.In comparison, this value for the Acer Aspire Spin 14 ASP14-51 is 0.11 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 OmniBook 5 14 vs Acer Aspire Spin 14 ASP14-51: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Qualcomm Snapdragon X (X1-26-100)	Intel Core 3 100U Intel Core 5 120U Intel Core 7 150U
Base Frequency	2.98 GHz	1.2 GHz
Number of Cores	8	6 (2P + 4E)
Number of Threads	8	8
L3 Cache	6 MB	10 MB
Integrated GPU	Qualcomm Adreno X1-45	Intel UHD Graphics (64 EU)
CPU Fabrication Process	4 nm	10 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 OmniBook 5 14 and Acer Aspire Spin 14 ASP14-51.

You may also read reviews of latest laptops with the same CPU ( Qualcomm Snapdragon X (X1-26-100) ) and compare them:

GPU Comparison

GPU Model	Adreno X1-45	Intel UHD Graphics (64 EU)
Base Clock Frequency	280 MHz	300 MHz
Boost CLock Frequency	1107 MHz	1250 MHz
TGP (Total Graphics Power)	30 W	15 W
Type	Integrated	Integrated
FLOPS	2.3 TFLOPS	1.3 TFLOPS
Memory Size	System Shared	System Shared
Memory Type	LPDDR5X	LPDDR5
Memory Speed	8.45 Gbps	6.4 Gbps
Shading Units Cores	1024	512
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. HP OmniBook 5 14 has a FLOPS value of 2.3 TFLOPS whereas the Acer Aspire Spin 14 ASP14-51 ' has a FLOPS value of 1.3 TFLOPS. If graphical performance of the laptop is important for your use type, the HP OmniBook 5 14 may be the better choice between these two setups.

RAM Comparison

RAM	16GB 24GB 32GB	8GB 16GB
Memory Bus	2x8 GB	2x4 GB
RAM Clock	8448 MHz	6400 MHz
RAM Type	LPDDR5X	LPDDR5
Upgradable	No	No
Memory Bus	PCI-E Gen 4.0 (4x)	PCI-E Gen 4.0 (4x)

With a larger RAM capacity of 16 GB, the OmniBook 5 14 offers an advantage for multitasking and resource-intensive applications compared to the Aspire Spin 14 ASP14-51'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 OmniBook 5 14"	Acer Aspire Spin 14 (ASP14-51)
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	59 Wh	53 Wh
Battery Type	Li-Po	Li-Po
Replaceable	No	No
Fast Charging	No	No
Charging Port Position	Left	Left
Charge Power	65 W	65 W

Moreover, the OmniBook 5 14 boasts a larger battery capacity of 59 Wh, offering extended usage time compared to the Aspire Spin 14 ASP14-51's53 Wh.

Battery Comparison

Displays size 14.0-14.9 inches

HP OmniBook 5 14 59 Wh

Acer Aspire Spin 14 ASP14-51 53 Wh

Min 32.00 Wh

Average 55.79 Wh

Max 90.00 Wh

STORAGE
Both laptops, the OmniBook 5 14 and the Aspire Spin 14 ASP14-51 have similar max. storage capacities of 1 TB, allowing for ample space to store files and applications.

Storage Options	256 GB, 512 GB, 1 TB	256 GB, 512 GB, 1 TB
Upgradable	Yes	Yes
Total Slots	1	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 OmniBook 5 14 vs Acer Aspire Spin 14 ASP14-51: Display Comparison

The display is an essential aspect to consider when comparing the HP OmniBook 5 14 and Acer Aspire Spin 14 ASP14-51 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. Both OmniBook 5 14 and Aspire Spin 14 ASP14-51 screens have the same size of 14.0".The total usable screen area of the OmniBook 5 14 is 568cm² / 88inch² whereas the Aspire Spin 14 ASP14-51's total usable screen area is 568cm² / 88inch².

PPI (Pixels per Inch)
Both OmniBook 5 14 and Aspire Spin 14 ASP14-51 feature the same pixel density with 162 pixels per inch (PPI).

Screen PPI (Pixels Per Inch) Comparison

Displays size 14.0-14.9 inches

HP OmniBook 5 14 162 ppi

Acer Aspire Spin 14 ASP14-51 162 ppi

Min 112 PPI

Average 173 PPI

Max 323.00 PPI

Refresh Rate
Both OmniBook 5 14 and Aspire Spin 14 ASP14-51 offer the same refresh rate of 60 Hz.

Furthermore, the OmniBook 5 14 boasts a faster response time of 1.0 ms, reducing motion blur for fast-paced content.

Brightness
The Aspire Spin 14 ASP14-51 offers a higher maximum brightness of 350 nits, delivering a brighter screen.

Brightness Comparison

Displays size 14.0-14.9 inches

HP OmniBook 5 14 300 nits

Acer Aspire Spin 14 ASP14-51 350 nits

Min

200 nits

Average 383 nits

Max 1200.00 nits

HP OmniBook 5 14 vs Acer Aspire Spin 14 ASP14-51 Connectivity Comparison

In terms of connectivity,

Wifi
Both laptops offer the same Wi-Fi standard (v6E), ensuring fast and reliable wireless connections.

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 OmniBook 5 14 and Aspire Spin 14 ASP14-51 have USB-A ports. OmniBook 5 14 has 1x USB 3.2 USB-A ports, while Aspire Spin 14 ASP14-51 has 2x USB 3.2 USB-A ports.
Both OmniBook 5 14 and Aspire Spin 14 ASP14-51 feature 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
Aspire Spin 14 ASP14-51 is equipped with Thunderbolt 4 port. OmniBook 5 14 does not have Thunderbolt port.

HDMI
Aspire Spin 14 ASP14-51 features an HDMI port (1x HDMI 2.1) for connecting to external monitors. OmniBook 5 14 does not have an HDMI port.

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 OmniBook 5 14 nor Aspire Spin 14 ASP14-51 has an SD Card Reader.

Audio Jack
Both OmniBook 5 14 and Aspire Spin 14 ASP14-51 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	v6E
Bluetooth (latest: v5.4)	v5.4	v5.3
USB-A (latest: 3.2)	1x USB 3.2	2x USB 3.2
USB Type-C (latest: USB4 2.0)	2x USB 4.0	2x USB 4.0
Thunderbolt (latest: 5)	No	Thunderbolt 4
HDMI (latest: 2.1)	No	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	No	No
SD CardReader	No	No
Proprietary Charging Port	No	No