Apple MacBook Air 15" M4 vs ASUS ROG Ally
The Verdict
Comparing these devices reveals fundamentally different purposes rather than direct competition. Apple's MacBook Air M4 delivers a premium ultraportable laptop experience with exceptional battery life reaching 18 hours, a stunning 15.3-inch Liquid Retina display at 2880x1864, and the efficient M4 chip handling professional workflows seamlessly. ASUS ROG Ally serves as a handheld gaming device with a 7-inch 1920x1080 display at 120Hz, powered by the Ryzen Z1 Extreme for gaming performance, though battery life drops to 1.5-7 hours depending on load. Build quality favors the MacBook with recycled aluminum construction versus plastic on the Ally. Storage proves expandable on the Ally via microSD but not on the MacBook. For productivity, creative work, and general computing, the MacBook Air M4 is substantially superior. For portable gaming and emulation, the Ally excels. Budget-conscious buyers seeking a laptop should choose the MacBook Air M4 for its longevity and versatility.
Who Should Buy
Buy the Apple MacBook Air 15" M4 if…
- →M4 chip delivers massive performance leap over M3 with hardware-accelerated ray tracing
- →16 GB RAM standard — no more $200 upgrade from 8 GB
- →18-hour battery life is genuinely all-day
Buy the ASUS ROG Ally if…
- →Ryzen Z1 Extreme with RDNA 3 GPU outperforms Steam Deck in raw power
- →Full 1080p IPS display at 120Hz for sharper and smoother gaming
- →Windows 11 gives access to all PC game stores and launchers
Category Scores
Pros & Cons
Apple MacBook Air 15" M4
Pros
- M4 chip delivers massive performance leap over M3 with hardware-accelerated ray tracing
- 16 GB RAM standard — no more $200 upgrade from 8 GB
- 18-hour battery life is genuinely all-day
- Fanless design is completely silent under all workloads
- Gorgeous 15.3-inch Liquid Retina display for content consumption
Cons
- Still limited to 60Hz display — no ProMotion
- Only two Thunderbolt ports — both on the left side
- Base 256 GB storage is tight for a $1,299 laptop
- No HDMI or SD card slot — dongles still required
ASUS ROG Ally
Pros
- Ryzen Z1 Extreme with RDNA 3 GPU outperforms Steam Deck in raw power
- Full 1080p IPS display at 120Hz for sharper and smoother gaming
- Windows 11 gives access to all PC game stores and launchers
- Lighter at 608 g compared to the Steam Deck
- MicroSD expansion for extra game storage
Cons
- 40 Wh battery provides very poor endurance — as low as 1.5 hours
- Windows 11 is not optimized for handheld — requires workarounds
- Only one USB-C port limits simultaneous charging and peripherals
- No OLED — IPS LCD has weaker contrast and no true blacks
- Fan noise is loud under heavy gaming loads
Full Specifications
| Spec | Apple MacBook Air 15" M4 | ASUS ROG Ally |
|---|---|---|
| Software | macOS Sequoia | Windows 11 |
| Body | ||
| Weight | 3.3 lbs (1.51 kg) | 608 g |
| Material | Recycled aluminum | Plastic chassis |
| Dimensions | 13.4 x 9.35 x 0.45 inches | 280.0 x 111.4 x 32.4 mm |
| Ports | ||
| HDMI | — | |
| USB-C ports | 2 | 1 |
| SD card | — | |
| MagSafe | — | |
| Thunderbolt ports | 2 | — |
| Microsd | — | |
| Headphone Jack | — | |
| Battery | ||
| Battery life | Up to 18 hours | 1.5-7 hours (game dependent) |
| Capacity | 66.5 Wh | 40 Wh |
| Display | ||
| Size | 15.3 inches | 7 inches |
| Type | Liquid Retina IPS | IPS LCD |
| Resolution | 2880 x 1864 | 1920 x 1080 |
| Refresh rate | 60Hz | 120Hz |
| Brightness (nits) | 500 | 500 |
| Storage | ||
| SSD | 256 GB (configurable to 2 TB) | — |
| Expandable storage | — | |
| Keyboard | ||
| Backlit | — | |
| Processor | ||
| RAM | 16 GB | 16 GB LPDDR5 (6400 MT/s) |
| Cores | 10-core CPU, 10-core GPU | 8-core CPU, RDNA 3 (12 CUs) integrated GPU |
| Chipset | Apple M4 | AMD Ryzen Z1 Extreme (Zen 4, 8-core / 16-thread, up to 5.1 GHz) |
| Memory | ||
| Storage options | — | 512 GB PCIe Gen 4 NVMe SSD |
| Connectivity | ||
| Wi-Fi | — | Wi-Fi 6E |
| Bluetooth | — | 5.2 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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