Phone (3a) vs Redmi Turbo 4

Phone 1

Phone 2

Winner

Nothing Phone (3a)

Lifespan decides this one: the Phone (3a) is supported until Mar 2031 at $6.17 per month of safe use, while the Redmi Turbo 4 runs out in Jan 2029 ($7.04/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Phone (3a) 75 · Redmi Turbo 4 76 — methodology

The lifespan decider

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

Nothing Phone (3a) $349

Safe to buy$6.17/mo

2025◆ Buy-by Mar 20292031

Xiaomi Redmi Turbo 4 $215

Buy with care$7.04/mo

2025◆ Buy-by Jan 20272029

Category by category

Display

Phone (3a) 80Redmi Turbo 4 80

Both displays are effectively the same class.

Performance

Phone (3a) 64Redmi Turbo 4 78

The Redmi Turbo 4's MediaTek Dimensity 8400-Ultra (4nm) is simply the faster chip.

Camera

Phone (3a) 79Redmi Turbo 4 67

The Phone (3a) has the stronger camera system (3 real rear lenses vs 2).

Battery

Phone (3a) 80Redmi Turbo 4 100

6,550mAh vs 5,000mAh — the Redmi Turbo 4 lasts longer between charges.

Software longevity

Phone (3a) 67Redmi Turbo 4 36

The Phone (3a) is supported until Mar 2031 — 26 months longer than the Redmi Turbo 4.

Value

Phone (3a) 75Redmi Turbo 4 76

Pound for pound, these two are equally good deals.

Full spec table

Spec	Phone (3a)	Redmi Turbo 4
Price (street)	$349	$215
Display	6.77-inch AMOLED, 1080×2392 (FHD+), up to 120Hz, 3000 nits peak	6.67-inch LTPS OLED, 1.5K, 120Hz, 3200 nits peak
Chipset	Snapdragon 7s Gen 3	MediaTek Dimensity 8400-Ultra (4nm)
RAM	8GB/12GB	12GB/16GB
Storage	128GB/256GB	256GB/512GB
Battery	5,000 mAh	6,550 mAh
Charging	50W wired, no wireless	90W wired
Rear cameras	50MP main, 50MP telephoto 2x, 8MP ultra-wide	50MP main, 8MP ultra-wide
Dimensions	163.52 × 77.50 × 8.35 mm	161 × 75.2 × 8.1 mm
Weight	201 g	204 g
Water resistance	IP64	IP68
Supported until	Mar 2031	Jan 2029

Phone (3a) full verdict →Redmi Turbo 4 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.