iPhone 15 Pro vs Phone (3a) Pro

Phone 1

Phone 2

Winner

Nothing Phone (3a) Pro

The Phone (3a) Pro wins this one, taking battery and software longevity decisively. Against the iPhone 15 Pro it's also the sounder buy at $7.57 per month of safe use.

Value Score: iPhone 15 Pro 63 · Phone (3a) Pro 71 — methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Apple iPhone 15 Pro $620

Safe to buy$12.08/mo

2023◆ Buy-by Sep 20282030

Nothing Phone (3a) Pro $429

Safe to buy$7.57/mo

2025◆ Buy-by Mar 20292031

Category by category

Display

iPhone 15 Pro 80Phone (3a) Pro 80

Both displays are effectively the same class.

Performance

iPhone 15 Pro 88Phone (3a) Pro 64

The iPhone 15 Pro's Apple A17 Pro is simply the faster chip.

Camera

iPhone 15 Pro 74Phone (3a) Pro 79

The Phone (3a) Pro has the stronger camera system — same lens count, higher-grade sensors.

Battery

iPhone 15 Pro 45Phone (3a) Pro 80

5,000mAh vs 3,274mAh — the Phone (3a) Pro lasts longer between charges.

Software longevity

iPhone 15 Pro 61Phone (3a) Pro 67

The Phone (3a) Pro is supported until Mar 2031 — 5 months longer than the iPhone 15 Pro.

Value

iPhone 15 Pro 63Phone (3a) Pro 71

Overall value goes to the Phone (3a) Pro at $7.57 per month of safe use.

Full spec table

Spec	iPhone 15 Pro	Phone (3a) Pro
Price (street)	$620	$429
Display	6.1-inch Super Retina XDR OLED, 120Hz ProMotion, Always-On, Dynamic Island, up to 2000 nits peak	6.77-inch AMOLED, 1080×2392 (FHD+), up to 120Hz, 3000 nits peak
Chipset	Apple A17 Pro	Snapdragon 7s Gen 3
RAM	8GB	12GB
Storage	128GB/256GB/512GB/1TB	256GB
Battery	3,274 mAh	5,000 mAh
Charging	Wired ~50% in 30 min with 20W+; MagSafe 15W wireless	50W wired, no wireless
Rear cameras	48MP main, 12MP ultra-wide, 12MP telephoto	50MP main, 50MP periscope telephoto 3x, 8MP ultra-wide
Dimensions	146.6 × 70.6 × 8.25 mm	163.52 × 77.50 × 8.39 mm
Weight	187 g	211 g
Water resistance	IP68	IP64
Supported until	Sep 2030	Mar 2031

iPhone 15 Pro full verdict →Phone (3a) Pro full verdict →Longevity master board →

Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.