PhoneLifespan

Phone (3a) vs Reno 12 5G

vs

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 Reno 12 5G runs out in Jun 2028 ($15.04/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Phone (3a) 75 · Reno 12 5G 59 — 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
Oppo Reno 12 5G $365
Buy with care$15.04/mo
2024◆ Buy-by Jun 20262028

Category by category

Display
Phone (3a) 80Reno 12 5G 70

The Phone (3a)'s screen is the better one — 6.77-inch amoled, 1080×2392 (fhd+), up to 120hz, 3000 nits peak.

Performance
Phone (3a) 64Reno 12 5G 58

The Phone (3a)'s Snapdragon 7s Gen 3 is simply the faster chip.

Camera
Phone (3a) 79Reno 12 5G 67

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

Battery
Phone (3a) 80Reno 12 5G 80

Battery capacities are close enough not to decide this.

Software longevity
Phone (3a) 67Reno 12 5G 29

The Phone (3a) is supported until Mar 2031 — 32 months longer than the Reno 12 5G.

Value
Phone (3a) 75Reno 12 5G 59

Overall value goes to the Phone (3a) at $6.17 per month of safe use.

Full spec table
SpecPhone (3a)Reno 12 5G
Price (street)$349$365
Display6.77-inch AMOLED, 1080×2392 (FHD+), up to 120Hz, 3000 nits peak6.7-inch AMOLED, FHD+, 120Hz, Gorilla Glass 7i
ChipsetSnapdragon 7s Gen 3MediaTek Dimensity 7300-Energy (4nm)
RAM8GB/12GB8GB/12GB
Storage128GB/256GB256GB/512GB
Battery5,000 mAh5,000 mAh
Charging50W wired, no wireless80W wired SuperVOOC
Rear cameras50MP main, 50MP telephoto 2x, 8MP ultra-wide50MP main, 8MP ultra-wide, 2MP macro
Dimensions163.52 × 77.50 × 8.35 mm161.4 × 74.1 × 7.6 mm
Weight201 g177 g
Water resistanceIP64IP65
Supported untilMar 2031Jun 2028
Phone (3a) full verdict →Reno 12 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.