Between the Swift 14 AI and MacBook Air 15 M4, the Swift 14 AI comes out ahead in storage / refresh rate, while the MacBook Air 15 M4 wins on screen size / thunderbolt ports. Overall, the Swift 14 AI scores 64.3 and the MacBook Air 15 M4 scores 58.9 on our Mars Score.
Which should you buy?
The Swift 14 AI edges ahead on the Mars Score (64.3 vs 58.9), but the 5.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Swift 14 AI 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 storage, refresh rate, claimed battery life, among others.
Pick the MacBook Air 15 M4 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 screen size, thunderbolt ports.
Both ship with comparable ram, panel type, backlit keyboard, so those specs do not separate the two — focus on the differences below.
Bottom line: the Swift 14 AI is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Acer - Swift 14 AI wins
- ▲Storage — 100.00% more. 1024 GB vs 512 GB.
- ▲Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
- ▲Claimed battery life — 44.44% more. 26 h vs 18 h.
- ▲CPU cores — 20.00% more. 12 vs 10.
- ▲Battery — 13.64% more. 75 Wh vs 66 Wh.
- ▲Weight — 0.19 kg less. 1.32 vs 1.51.
Why Apple - MacBook Air 15 M4 wins
- ▲Screen size — 9.29% more. 15.3 " vs 14 ".
- ▲Thunderbolt ports — 2.00 more. 2 vs 0.
Spec comparison
Design
| Spec | Acer - Swift 14 AI | Apple - MacBook Air 15 M4 |
|---|---|---|
| Weight | 1.32 kglead | 1.51 kg |
| Thickness | 15.9 mm | 11.5 mmlead |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | Acer - Swift 14 AI | Apple - MacBook Air 15 M4 |
|---|---|---|
| Screen sizeⓘ | 14 " | 15.3 "lead |
| Refresh rateⓘ | 120 Hzlead | 60 Hz |
| Panel typeⓘ | IPS | IPS |
Performance
| Spec | Acer - Swift 14 AI | Apple - MacBook Air 15 M4 |
|---|---|---|
| CPU | Snapdragon X Elite X1E-78-100 | Apple M4 |
| CPU cores | 12lead | 10 |
| GPUⓘ | Qualcomm Adreno | Apple M4 10-core GPU |
| RAMⓘ | 16 GB | 16 GB |
| Storageⓘ | 1024 GBlead | 512 GB |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | Acer - Swift 14 AI | Apple - MacBook Air 15 M4 |
|---|---|---|
| Batteryⓘ | 75 Whlead | 66 Wh |
| Claimed battery life | 26 hlead | 18 h |
| USB-C ports | 2 | 2 |
| Thunderbolt portsⓘ | 0 | 2lead |
| HDMI | truelead | false |
Frequently asked
Which has better battery life, Swift 14 AI or MacBook Air 15 M4?+
Swift 14 AI claims up to 26 hours — 26h vs 18h.
Which is lighter, Swift 14 AI or MacBook Air 15 M4?+
Swift 14 AI is lighter at 1.32 kg vs 1.51 kg.
Which has an OLED display, Swift 14 AI or MacBook Air 15 M4?+
Neither model has an OLED display.
Spec-level deep dives
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