PhoneLifespan

Reno 12 F 5G vs Redmi Note 15 5G

vs

Winner

Xiaomi Redmi Note 15 5G

Lifespan decides this one: the Redmi Note 15 5G is supported until Dec 2029 at $6.03 per month of safe use, while the Reno 12 F 5G runs out in Jul 2028 ($9.00/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Reno 12 F 5G 61 · Redmi Note 15 5G 71 methodology

The lifespan decider

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

Oppo Reno 12 F 5G $220
Buy with care$9.00/mo
2024◆ Buy-by Jul 20262028
Xiaomi Redmi Note 15 5G $250
Safe to buy$6.03/mo
2025◆ Buy-by Dec 20272029

Category by category

Display
Reno 12 F 5G 70Redmi Note 15 5G 80

The Redmi Note 15 5G's screen is the better one — 6.77-inch amoled, fhd+, 120hz, 3200 nits peak.

Performance
Reno 12 F 5G 42Redmi Note 15 5G 48

The Redmi Note 15 5G's Qualcomm Snapdragon 6 Gen 3 is simply the faster chip.

Camera
Reno 12 F 5G 55Redmi Note 15 5G 67

The Redmi Note 15 5G has the stronger camera system (2 real rear lenses vs 1).

Battery
Reno 12 F 5G 80Redmi Note 15 5G 90

5,520mAh vs 5,000mAh — the Redmi Note 15 5G lasts longer between charges.

Software longevity
Reno 12 F 5G 29Redmi Note 15 5G 49

The Redmi Note 15 5G is supported until Dec 2029 — 17 months longer than the Reno 12 F 5G.

Value
Reno 12 F 5G 61Redmi Note 15 5G 71

Overall value goes to the Redmi Note 15 5G at $6.03 per month of safe use.

Full spec table
SpecReno 12 F 5GRedmi Note 15 5G
Price (street)$220$250
Display6.67-inch AMOLED, 120Hz6.77-inch AMOLED, FHD+, 120Hz, 3200 nits peak
ChipsetMediaTek Dimensity 6300Qualcomm Snapdragon 6 Gen 3
RAM8GB/12GB8GB
Storage256GB/512GB256GB/512GB
Battery5,000 mAh5,520 mAh
Charging45W wired45W wired
Rear cameras50MP main, 2MP depth108MP main, 8MP ultra-wide
Dimensions162.0 x 74.8 x 7.8 mm164 × 75.4 × 7.4 mm
Weight187 g178 g
Water resistanceIP64IP66
Supported untilJul 2028Dec 2029

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