Apple
MacBook Air 15" (M4)
M4 · 15.3″ · Fanless · $1,199
93
/ 100
From $1,199
VS
MacBook Air 15" (M4) wins by 3
Dell
Dell XPS 15 (2025)
Core Ultra 9 · RTX 4070 · 15.6″ OLED
90
/ 100
From $2,499
Specdex verdict
MacBook Air 15" (M4) takes it — here’s why.
In our weighted Specdex score, MacBook Air 15" (M4) lands at 93 and Dell XPS 15 (2025) at 90. That puts MacBook Air 15" (M4) ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick MacBook Air 15" (M4) if…
- ✓Silent fanless M4
- ✓Excellent battery
- ✓Huge bright display
Pick Dell XPS 15 (2025) if…
- ✓Stunning 15.6″ OLED
- ✓Best-in-class build
- ✓Solid creator performance
Score breakdown
MacBook Air 15" (M4)
93 cpu 92
gpu 84
display 88
battery 96
portability 94
Dell XPS 15 (2025)
90 cpu 92
gpu 88
display 96
battery 80
portability 86
Specs side-by-side
Spec
MacBook Air 15" (M4)
Dell XPS 15 (2025)
Chip
Apple M4 (10C CPU / 10C GPU)
—
RAM
16/24/32 GB
Up to 64 GB
Storage
256 GB – 2 TB
Up to 4 TB
Display
15.3″ Liquid Retina 2880×1864
15.6″ OLED 3456×2160
Weight
1.51 kg
1.92 kg
CPU
—
Intel Core Ultra 9 285H
GPU
—
RTX 4070 Laptop
MacBook Air 15" (M4)
Pros
- +Silent fanless M4
- +Excellent battery
- +Huge bright display
Cons
- −Only 2 TB3 ports
- −Single external display (M4 base)
- −No ProMotion
Dell XPS 15 (2025)
Pros
- +Stunning 15.6″ OLED
- +Best-in-class build
- +Solid creator performance
Cons
- −Thermals can spike
- −Only 2× USB-C
- −Battery trails MacBook
FAQ: MacBook Air 15" (M4) vs Dell XPS 15 (2025)
Which is better, MacBook Air 15" (M4) or Dell XPS 15 (2025)? +
MacBook Air 15" (M4) scores 93 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is MacBook Air 15" (M4) worth the price? +
At $1,199, MacBook Air 15" (M4) delivers a Specdex score of 93 — strongest in battery.
Is Dell XPS 15 (2025) worth the price? +
At $2,499, Dell XPS 15 (2025) delivers a Specdex score of 90 — strongest in display.
Does MacBook Air 15" (M4) or Dell XPS 15 (2025) last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.