Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10
Asus Zenbook 14 OLED UX3405 wins 10 of the 12 categories we compared, against 1 for Lenovo IdeaPad Slim 3i 14 Gen 10 (1 tied) — including overall score (5/10 vs 4.1/10).
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: our verdict
Zenbook OLED is for anyone who wants top-tier performance, graphics, and battery life in a slim, premium-feeling 14-inch package, with a vibrant OLED panel and sharper 1920 x 1200 resolution for work or streaming.
IdeaPad Slim 3 is for buyers who want the lowest price and the most CPU choices, with nine processor options to fit tight budgets or basic needs. Skip it if you care about premium features or top-tier specs.
Summarised from our video comparison of these two laptops.
Watch the video comparison
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Overall Score
| Spec |
 Asus Zenbook 14 OLED UX3405
|
 Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Overall score | 5/10 | 4.1/10 |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Build & Design
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Portability score | 9/10 | 8.8/10 |
| Weight | 1.2 kg | 1.29 kg |
| Thickness | 14.9 mm | 17.9 mm |
| Fingerprint reader | Yes | No |
| Vapor chamber cooling | No | No |
| Numeric keypad | No | No |
| Windows Precision touchpad | Yes | Yes |
| Build material | Aluminum | Aluminum |
| Available colors | Silver, Blue | Gray, Blue |
| Keyboard | Backlit, Island | Island |
| Key travel | 1.4 mm | 1.3 mm |
| Cooling system | Active | Active |
| Dimensions | 312.4 x 220.1 x 14.9 mm | 314.4 x 222.1 x 16.9-17.9 mm 12.38 x 8.74 x 0.67-0.7 inches |
| Footprint | 688 cm2 (106.6 inches2) | 698 cm2 (108.2 inches2) |
| Touchpad size | 13.0 x 7.5 cm | 12.0 x 7.5 cm |
| Touchpad surface | Glass | Plastic |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Benchmarks
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Performance score | 5.3/10 | 3.2/10 |
| Cinebench (multi-core) | 640 | 214 |
| Cinebench (single-core) | 96 | 59 |
| Geekbench (multi-core) | 10384 | 2914 |
| Geekbench (single-core) | 2126 | 1222 |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: CPU
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| CPU threads | 18 | 4 |
| CPU | Intel Core Ultra 5 125H | Intel Processor N150 |
| CPU cores | 14 (4P + 10E) | 4 (0P + 4E) |
| CPU base frequency | 1.2 GHz | 0 GHz |
| CPU turbo frequency | 4.5 GHz | — |
| CPU L3 cache | 18 MB | 6 MB |
| CPU manufacturing process | 7 nm | 10 nm |
| CPU configurations available | 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 | Intel Processor N150 Intel Processor N250 Intel Core 3 N355 Intel Core i5 13420H Intel Core i7 13620H Intel Core 5 210H Intel Core 7 240H AMD Ryzen 5 7535HS AMD Ryzen 7 7735HS |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: GPU
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| GPU compute | 3.9 TFLOPS | 0.4 TFLOPS |
| GPU | Intel | Intel UHD Graphics 730 |
| GPU type | Integrated | Integrated |
| Integrated GPU | Arc Graphics (7-Cores) | Intel UHD Graphics 730 |
| GPU VRAM | System Shared | System Shared |
| GPU memory type | LPDDR5X | DDR5 |
| GPU base clock | 300 MHz | 300 MHz |
| GPU boost clock | 2200 MHz | 1000 MHz |
| GPU power (TGP) | 28 W | 15 W |
| GPU configurations available | Intel|Arc iGPU (7-Cores) | Intel UHD Graphics 730 |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Memory
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| RAM | 8 GB | 8 GB |
| RAM upgradable | No | No |
| RAM type | LPDDR5X | DDR5 |
| RAM clock speed | 8400 MHz | 4800 MHz |
| RAM slots | 1 | 2 |
| RAM channels | 2x4 GB | 1x8 GB |
| RAM configurations available | 8GB|16GB|32GB | 8GB|16GB|24GB |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Storage
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Storage | 512 GB | 128 GB |
| NVMe storage | Yes | Yes |
| Storage upgradable | Yes | Yes |
| Storage type | SSD (M2) | NVMe |
| Storage interface | PCI-E Gen 4.0 (4x) | PCI-E Gen 4.0 (4x) |
| Storage configurations available | 512GB, 1 TB, 2 TB, 4 TB | 128GB, 256GB, 512GB, 1 TB |
Check Asus Zenbook 14 OLED UX3405 price on Amazon
Check Lenovo IdeaPad Slim 3i 14 Gen 10 price on Amazon
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Display
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Display score | 4.4/10 | 2.6/10 |
| Display size | 14 in | 14 in |
| Refresh rate | 60 Hz | 60 Hz |
| Brightness | 400 nits | 250 nits |
| Pixel density | 162 ppi | 157 ppi |
| Touchscreen | No | No |
| Adaptive refresh rate | No | No |
| Display type | OLED | TN LCD |
| Resolution | 1920 x 1200 | 1920 x 1080 |
| Screen coating | Glossy | Matte |
| Aspect ratio | 16:10 | 16:9 |
| Contrast ratio | 1000000:1 | — |
| sRGB coverage | 100% | — |
| Response time | 1 ms | — |
| Screen-to-body ratio | ~82.7% | ~77.4% |
| Side bezels | 5.4 mm | 2.3 mm |
| Maximum opening angle | 180° | — |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Battery
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Battery score | 6.7/10 | 6.3/10 |
| Battery capacity | 75 Wh | 47 Wh |
| Charging speed | 65 W | 65 W |
| Wireless charging | No | No |
| Charging port | USB-C | USB-C |
| Proprietary charging | No | Yes |
| Battery type | Li-Ion | Li-Po |
| Full charge time | 1:50 hr | — |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Network & Connectivity
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Connectivity score | 7.2/10 | 6.2/10 |
| Wi-Fi generation | 7 | 7 |
| Bluetooth version | 5.4 | 5.4 |
| Ethernet port | No | No |
| HDMI port | Yes | Yes |
| DisplayPort | No | No |
| SD card reader | No | Yes |
| USB-A ports | 1x USB 3.2 | 2x USB 3.2 |
| USB-C ports | 2x USB 4.0 | 1x USB 3.2 |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Audio
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Dolby Atmos | Yes | Yes |
| Speaker configuration | 2.0 | 2.0 |
| Speaker loudness | ~84.9 dB | — |
| Speaker power | — | 2x2W |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: OS & Software
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| Operating system | Windows 11 | Windows 11 |
Asus Zenbook 14 OLED UX3405 vs Lenovo IdeaPad Slim 3i 14 Gen 10: Extras & Features
| Spec |
Asus Zenbook 14 OLED UX3405
|
Lenovo IdeaPad Slim 3i 14 Gen 10
|
|---|---|---|
| 2-in-1 convertible | No | No |
| Webcam | 1080p FHD | 1080p FHD |
| Webcam position | Above the display | Above the display |
Where each laptop wins
Asus Zenbook 14 OLED UX3405
- Overall score: 5/10 (vs 4.1/10)
- Performance score: 5.3/10 (vs 3.2/10)
- Portability score: 9/10 (vs 8.8/10)
- Battery score: 6.7/10 (vs 6.3/10)
- Display score: 4.4/10 (vs 2.6/10)
- Connectivity score: 7.2/10 (vs 6.2/10)
- Cinebench (multi-core): 640 (vs 214)
- Cinebench (single-core): 96 (vs 59)
- Geekbench (multi-core): 10384 (vs 2914)
- Geekbench (single-core): 2126 (vs 1222)
- CPU threads: 18 (vs 4)
- GPU compute: 3.9 TFLOPS (vs 0.4 TFLOPS)
- Storage: 512 GB (vs 128 GB)
- Brightness: 400 nits (vs 250 nits)
- Pixel density: 162 ppi (vs 157 ppi)
- Battery capacity: 75 Wh (vs 47 Wh)
- Weight: 1.2 kg (vs 1.29 kg)
- Thickness: 14.9 mm (vs 17.9 mm)
- Fingerprint reader
Lenovo IdeaPad Slim 3i 14 Gen 10
- SD card reader
Check Asus Zenbook 14 OLED UX3405 price on Amazon
Check Lenovo IdeaPad Slim 3i 14 Gen 10 price on Amazon
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Frequently Asked Questions
Which is better, the Asus Zenbook 14 OLED UX3405 or the Lenovo IdeaPad Slim 3i 14 Gen 10?
Asus Zenbook 14 OLED UX3405 wins 10 of the 12 categories we compared, against 1 for Lenovo IdeaPad Slim 3i 14 Gen 10 (1 tied) — including overall score (5/10 vs 4.1/10).
Which is cheaper, the Asus Zenbook 14 OLED UX3405 or the Lenovo IdeaPad Slim 3i 14 Gen 10?
The Lenovo IdeaPad Slim 3i 14 Gen 10 costs around $619, $380 less than the Asus Zenbook 14 OLED UX3405 at around $999.
What are the main differences between the Asus Zenbook 14 OLED UX3405 and the Lenovo IdeaPad Slim 3i 14 Gen 10?
The biggest gaps are in overall score (5/10 on the Asus Zenbook 14 OLED UX3405 vs 4.1/10); performance score (5.3/10 on the Asus Zenbook 14 OLED UX3405 vs 3.2/10); battery score (6.7/10 on the Asus Zenbook 14 OLED UX3405 vs 6.3/10).