Lenovo - ThinkPad X9 14 Gen 1 vs Lenovo - Yoga Slim 9i (Aura Edition)
Between the ThinkPad X9 14 Gen 1 and Yoga Slim 9i (Aura Edition), the ThinkPad X9 14 Gen 1 comes out ahead in weight, while the Yoga Slim 9i (Aura Edition) wins on battery and claimed battery life. Overall, the ThinkPad X9 14 Gen 1 scores 59.4 and the Yoga Slim 9i (Aura Edition) scores 65 on our Mars Score.
Which should you buy?
The Yoga Slim 9i (Aura Edition) edges ahead on the Mars Score (59.4 vs 65), but the 5.6-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the ThinkPad X9 14 Gen 1 if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight.
Pick the Yoga Slim 9i (Aura Edition) if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are battery, claimed battery life.
Both ship with comparable ram, storage, screen size, so those specs don't separate the two — focus on the differences below.
Bottom line: the Yoga Slim 9i (Aura Edition) is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Lenovo - ThinkPad X9 14 Gen 1 wins
- ▲Weight — 0.08 kg less. 1.27 vs 1.35.
Why Lenovo - Yoga Slim 9i (Aura Edition) wins
- ▲Battery — 36.36% more. 75 Wh vs 55 Wh.
- ▲Claimed battery life — 28.57% more. 18 h vs 14 h.
Spec comparison
Design
| Spec | Lenovo - ThinkPad X9 14 Gen 1 | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| Weight | 1.27 kglead | 1.35 kg |
| Thickness | 13.8 mm | 12.9 mmlead |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | Lenovo - ThinkPad X9 14 Gen 1 | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| Screen sizeⓘ | 14 " | 14 " |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Panel typeⓘ | OLED | OLED |
Performance
| Spec | Lenovo - ThinkPad X9 14 Gen 1 | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| CPU | Intel Core Ultra 7 268V | Intel Core Ultra 7 258V |
| CPU cores | 8 | 8 |
| GPUⓘ | Intel Arc Graphics 140V | Intel Arc 140V |
| RAMⓘ | 32 GB | 32 GB |
| Storageⓘ | 1024 GB | 1024 GB |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | Lenovo - ThinkPad X9 14 Gen 1 | Lenovo - Yoga Slim 9i (Aura Edition) |
|---|---|---|
| Batteryⓘ | 55 Wh | 75 Whlead |
| Claimed battery life | 14 h | 18 hlead |
| USB-C ports | 2 | 2 |
| Thunderbolt portsⓘ | 2 | 2 |
| HDMI | false | false |
Frequently asked
Which has better battery life, ThinkPad X9 14 Gen 1 or Yoga Slim 9i (Aura Edition)?+
Yoga Slim 9i (Aura Edition) claims up to 18 hours — 14h vs 18h.
Which is lighter, ThinkPad X9 14 Gen 1 or Yoga Slim 9i (Aura Edition)?+
ThinkPad X9 14 Gen 1 is lighter at 1.27 kg vs 1.35 kg.
Which has an OLED display, ThinkPad X9 14 Gen 1 or Yoga Slim 9i (Aura Edition)?+
Both have OLED displays.
Spec-level deep dives
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