Between the MacBook Air 13 M4 and Yoga 9i Gen 9, the MacBook Air 13 M4 comes out ahead in claimed battery life and weight, while the Yoga 9i Gen 9 wins on storage and refresh rate. Overall, the MacBook Air 13 M4 scores 52.8 and the Yoga 9i Gen 9 scores 65.9 on our Mars Score.
Which should you buy?
The Yoga 9i Gen 9 is the clear pick on raw spec strength, leading by 13.1 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the MacBook Air 13 M4 if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are claimed battery life, weight.
Pick the Yoga 9i Gen 9 if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are storage, refresh rate, cpu cores, among others.
Both ship with comparable ram, thunderbolt ports, backlit keyboard, so those specs don't separate the two — focus on the differences below.
Bottom line: the Yoga 9i Gen 9 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Apple - MacBook Air 13 M4 wins
- ▲Claimed battery life — 20.00% more. 18 h vs 15 h.
- ▲Weight — 0.12 kg less. 1.24 vs 1.36.
Why Lenovo - Yoga 9i Gen 9 wins
- ▲Storage — 300.00% more. 1024 GB vs 256 GB.
- ▲Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
- ▲CPU cores — 60.00% more. 16 vs 10.
- ▲Battery — 41.51% more. 75 Wh vs 53 Wh.
- ▲Screen size — 2.94% more. 14 " vs 13.6 ".
- ▲Panel type: OLED (vs IPS).
Spec comparison
Design
| Spec | Apple - MacBook Air 13 M4 | Lenovo - Yoga 9i Gen 9 |
|---|---|---|
| Weight | 1.24 kglead | 1.36 kg |
| Thickness | 11.3 mmlead | 16 mm |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | Apple - MacBook Air 13 M4 | Lenovo - Yoga 9i Gen 9 |
|---|---|---|
| Screen sizeⓘ | 13.6 " | 14 "lead |
| Refresh rateⓘ | 60 Hz | 120 Hzlead |
| Panel typeⓘ | IPS | OLEDlead |
Performance
| Spec | Apple - MacBook Air 13 M4 | Lenovo - Yoga 9i Gen 9 |
|---|---|---|
| CPU | Apple M4 | Intel Core Ultra 7 155H |
| CPU cores | 10 | 16lead |
| GPUⓘ | Apple M4 10-core GPU | Intel Arc Graphics |
| RAMⓘ | 16 GB | 16 GB |
| Storageⓘ | 256 GB | 1024 GBlead |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | Apple - MacBook Air 13 M4 | Lenovo - Yoga 9i Gen 9 |
|---|---|---|
| Batteryⓘ | 53 Wh | 75 Whlead |
| Claimed battery life | 18 hlead | 15 h |
| USB-C ports | 2 | 2 |
| Thunderbolt portsⓘ | 2 | 2 |
| HDMI | false | false |
Frequently asked
Which has better battery life, MacBook Air 13 M4 or Yoga 9i Gen 9?+
MacBook Air 13 M4 claims up to 18 hours — 18h vs 15h.
Which is lighter, MacBook Air 13 M4 or Yoga 9i Gen 9?+
MacBook Air 13 M4 is lighter at 1.24 kg vs 1.36 kg.
Which has an OLED display, MacBook Air 13 M4 or Yoga 9i Gen 9?+
Yoga 9i Gen 9 has an OLED display; MacBook Air 13 M4 uses IPS.
Spec-level deep dives
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