Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405
Asus Zenbook 14 OLED UX3405 comes out ahead overall, scoring 100% to 0% across the categories compared — particularly overall score (5/10 vs 4.4/10).
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: which one should you buy?
Choose the Acer Aspire 15 A15-51 if you care most about cinebench (single-core) (106 vs 96), geekbench (single-core) (2436 vs 2126) and display size (15.6 in vs 14 in).
Choose the Asus Zenbook 14 OLED UX3405 if you care most about overall score (5/10 vs 4.4/10), performance score (5.3/10 vs 5/10) and portability score (9/10 vs 7.1/10).
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Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Overall Score
| Spec |
 Acer Aspire 15 A15-51
|
 Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Overall score | 4.4/10 | 5/10 |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Build & Design
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Portability score | 7.1/10 | 9/10 |
| Weight | 1.77 kg | 1.2 kg |
| Thickness | 17.9 mm | 14.9 mm |
| Fingerprint reader | Yes | Yes |
| Vapor chamber cooling | No | No |
| Numeric keypad | Yes | No |
| Windows Precision touchpad | Yes | Yes |
| Facial recognition | No | Yes |
| Build material | Aluminum | Aluminum |
| Available colors | Gray | Silver, Blue |
| Keyboard | Backlit, Island | Backlit, Island |
| Key travel | 1.4 mm | 1.4 mm |
| Cooling system | Active | Active |
| Dimensions | 362.9 x 237.5 x 17.9 mm | 312.4 x 220.1 x 14.9 mm |
| Footprint | 862 cm2 (133.6 inches2) | 688 cm2 (106.6 inches2) |
| Touchpad size | — | 13.0 x 7.5 cm |
| Touchpad surface | Plastic | Glass |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Benchmarks
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Performance score | 5/10 | 5.3/10 |
| Cinebench (multi-core) | 369 | 640 |
| Cinebench (single-core) | 106 | 96 |
| Geekbench (multi-core) | 6302 | 10384 |
| Geekbench (single-core) | 2436 | 2126 |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: CPU
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| CPU threads | 8 | 18 |
| CPU | Intel Core 3 100U | Intel Core Ultra 5 125H |
| CPU cores | 6 (2P + 4E) | 14 (4P + 10E) |
| CPU base frequency | 1.2 GHz | 1.2 GHz |
| CPU turbo frequency | 4.7 GHz | 4.5 GHz |
| CPU L3 cache | 10 MB | 18 MB |
| CPU manufacturing process | 10 nm | 7 nm |
| CPU configurations available | Intel Core 3 100U Intel Core 5 120U Intel Core 7 150U | Intel Core Ultra 5 125H Intel Core Ultra 7 155H Intel Core Ultra 9 185H Intel Core Ultra 5 225H Intel Core Ultra 7 255H Intel Core Ultra 9 285H |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: GPU
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| GPU compute | 1.3 TFLOPS | 3.9 TFLOPS |
| GPU | Intel UHD Graphics (64 EU) | Intel |
| GPU type | Integrated | Integrated |
| Integrated GPU | Intel UHD Graphics (64 EU) | Arc Graphics (7-Cores) |
| GPU VRAM | System Shared | System Shared |
| GPU memory type | LPDDR5 | LPDDR5X |
| GPU base clock | 300 MHz | 300 MHz |
| GPU boost clock | 1250 MHz | 2200 MHz |
| GPU power (TGP) | 15 W | 28 W |
| GPU configurations available | Intel UHD Graphics (64 EU) | Intel|Arc iGPU (7-Cores) |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Memory
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| RAM | 8 GB | 8 GB |
| RAM upgradable | No | No |
| RAM type | LPDDR5 | LPDDR5X |
| RAM clock speed | 6400 MHz | 8400 MHz |
| RAM slots | 1 | 1 |
| RAM channels | 1x8 GB | 2x4 GB |
| RAM configurations available | 8GB|16GB | 8GB|16GB|32GB |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Storage
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Storage | 256 GB | 512 GB |
| NVMe storage | Yes | Yes |
| Storage upgradable | Yes | Yes |
| Storage type | SSD (M2) | SSD (M2) |
| Storage interface | PCI-E Gen 4.0 (4x) | PCI-E Gen 4.0 (4x) |
| Storage configurations available | 256GB, 512GB, 1 TB | 512GB, 1 TB, 2 TB, 4 TB |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Display
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Display score | 2.4/10 | 4.4/10 |
| Display size | 15.6 in | 14 in |
| Refresh rate | 60 Hz | 60 Hz |
| Brightness | 300 nits | 400 nits |
| Pixel density | 141 ppi | 162 ppi |
| Touchscreen | No | No |
| Display type | TN LCD | OLED |
| Resolution | 1920 x 1080 | 1920 x 1200 |
| Screen coating | Matte | Glossy |
| Aspect ratio | 16:9 | 16:10 |
| Contrast ratio | — | 1000000:1 |
| sRGB coverage | — | 100% |
| Response time | — | 1 ms |
| Screen-to-body ratio | ~77.9% | ~82.7% |
| Side bezels | 8.8 mm | 5.4 mm |
| Maximum opening angle | — | 180° |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Battery
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Battery score | 6.4/10 | 6.7/10 |
| Battery capacity | 53 Wh | 75 Wh |
| Charging speed | 65 W | 65 W |
| Wireless charging | No | No |
| Charging port | USB-C | USB-C |
| Proprietary charging | Yes | No |
| Battery type | Li-Ion | Li-Ion |
| Full charge time | 1:35 hr | 1:50 hr |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Network & Connectivity
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Connectivity score | 6.1/10 | 7.2/10 |
| Wi-Fi generation | 6 | 7 |
| Bluetooth version | 5.3 | 5.4 |
| Ethernet port | No | No |
| HDMI port | Yes | Yes |
| DisplayPort | No | No |
| SD card reader | No | No |
| USB-A ports | 2x USB 3.2 | 1x USB 3.2 |
| USB-C ports | 1x USB 4.0 | 2x USB 4.0 |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Audio
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Dolby Atmos | No | Yes |
| Speaker configuration | 2.0 | 2.0 |
| Speaker loudness | — | ~84.9 dB |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: OS & Software
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| Operating system | Windows 11 | Windows 11 |
Acer Aspire 15 A15-51 vs Asus Zenbook 14 OLED UX3405: Extras & Features
| Spec |
Acer Aspire 15 A15-51
|
Asus Zenbook 14 OLED UX3405
|
|---|---|---|
| 2-in-1 convertible | No | No |
| Webcam | 1080p FHD | 1080p FHD |
| Webcam position | Above the display | Above the display |
Where each laptop wins
Acer Aspire 15 A15-51
- Cinebench (single-core): 106 (vs 96)
- Geekbench (single-core): 2436 (vs 2126)
- Display size: 15.6 in (vs 14 in)
- Numeric keypad
Asus Zenbook 14 OLED UX3405
- Overall score: 5/10 (vs 4.4/10)
- Performance score: 5.3/10 (vs 5/10)
- Portability score: 9/10 (vs 7.1/10)
- Battery score: 6.7/10 (vs 6.4/10)
- Display score: 4.4/10 (vs 2.4/10)
- Connectivity score: 7.2/10 (vs 6.1/10)
- Cinebench (multi-core): 640 (vs 369)
- Geekbench (multi-core): 10384 (vs 6302)
- CPU threads: 18 (vs 8)
- GPU compute: 3.9 TFLOPS (vs 1.3 TFLOPS)
- Storage: 512 GB (vs 256 GB)
- Brightness: 400 nits (vs 300 nits)
- Pixel density: 162 ppi (vs 141 ppi)
- Battery capacity: 75 Wh (vs 53 Wh)
- Weight: 1.2 kg (vs 1.77 kg)
- Thickness: 14.9 mm (vs 17.9 mm)
- Facial recognition
- Wi-Fi generation: 7 (vs 6)
- Bluetooth version: 5.4 (vs 5.3)
- Dolby Atmos
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Frequently Asked Questions
Which is better, the Acer Aspire 15 A15-51 or the Asus Zenbook 14 OLED UX3405?
Asus Zenbook 14 OLED UX3405 comes out ahead overall, scoring 100% to 0% across the categories compared — particularly overall score (5/10 vs 4.4/10).
Which is cheaper, the Acer Aspire 15 A15-51 or the Asus Zenbook 14 OLED UX3405?
The Acer Aspire 15 A15-51 costs around $699, $300 less than the Asus Zenbook 14 OLED UX3405 at around $999.
What are the main differences between the Acer Aspire 15 A15-51 and the Asus Zenbook 14 OLED UX3405?
The biggest gaps are in overall score (5/10 on the Asus Zenbook 14 OLED UX3405 vs 4.4/10); performance score (5.3/10 on the Asus Zenbook 14 OLED UX3405 vs 5/10); portability score (9/10 on the Asus Zenbook 14 OLED UX3405 vs 7.1/10).