Poco X6 5G vs Redmi 15 5G

Phone 1

Phone 2

Winner

Xiaomi Redmi 15 5G

Lifespan decides this one: the Redmi 15 5G is supported until Aug 2029 at $4.80 per month of safe use, while the Poco X6 5G runs out in Jan 2028 ($12.76/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Poco X6 5G 67 · Redmi 15 5G 75 — methodology

The lifespan decider

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

Xiaomi Poco X6 5G $240

Buy with care$12.76/mo

2024◆ Buy-by Jan 20262028

Xiaomi Redmi 15 5G $180

Safe to buy$4.80/mo

2025◆ Buy-by Aug 20272029

Category by category

Display

Poco X6 5G 70Redmi 15 5G 70

Both displays are effectively the same class.

Performance

Poco X6 5G 56Redmi 15 5G 46

The Poco X6 5G's Qualcomm Snapdragon 7s Gen 2 is simply the faster chip.

Camera

Poco X6 5G 67Redmi 15 5G 55

The Poco X6 5G has the stronger camera system (2 real rear lenses vs 1).

Battery

Poco X6 5G 82Redmi 15 5G 100

7,000mAh vs 5,100mAh — the Redmi 15 5G lasts longer between charges.

Software longevity

Poco X6 5G 22Redmi 15 5G 45

The Redmi 15 5G is supported until Aug 2029 — 19 months longer than the Poco X6 5G.

Value

Poco X6 5G 67Redmi 15 5G 75

Overall value goes to the Redmi 15 5G at $4.80 per month of safe use.

Full spec table

Spec	Poco X6 5G	Redmi 15 5G
Price (street)	$240	$180
Display	6.67-inch Flow AMOLED, 2712x1220 (1.5K), 120Hz	6.9-inch IPS LCD, FHD+, 144Hz, 850 nits peak
Chipset	Qualcomm Snapdragon 7s Gen 2	Qualcomm Snapdragon 6s Gen 3
RAM	8GB/12GB	4GB/6GB/8GB
Storage	256GB/512GB	128GB/256GB
Battery	5,100 mAh	7,000 mAh
Charging	67W wired	33W wired, 18W reverse wired
Rear cameras	64MP main, 8MP ultra-wide	50MP main, 2MP depth
Dimensions	161.2 × 74.3 × 8 mm	169.5 × 80.5 × 8.4 mm
Weight	181 g	217 g
Water resistance	IP54	IP64
Supported until	Jan 2028	Aug 2029

Poco X6 5G full verdict →Redmi 15 5G 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.