Phone (3a) vs Redmi Note 15 5G
It depends
Too close to call outright
These two are within 4 points overall — it genuinely depends on price on the day. The Phone (3a) edges both longevity and performance, so prefer it when prices are close.
Value Score: Phone (3a) 75 · 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.
Category by category
Both displays are effectively the same class.
The Phone (3a)'s Snapdragon 7s Gen 3 is simply the faster chip.
The Phone (3a) has the stronger camera system (3 real rear lenses vs 2).
5,520mAh vs 5,000mAh — the Redmi Note 15 5G lasts longer between charges.
The Phone (3a) is supported until Mar 2031 — 15 months longer than the Redmi Note 15 5G.
Overall value goes to the Phone (3a) at $6.18 per month of safe use.
Full spec table
| Spec | Phone (3a) | Redmi Note 15 5G |
|---|---|---|
| Price (street) | $349 | $250 |
| Display | 6.77-inch AMOLED, 1080×2392 (FHD+), up to 120Hz, 3000 nits peak | 6.77-inch AMOLED, FHD+, 120Hz, 3200 nits peak |
| Chipset | Snapdragon 7s Gen 3 | Qualcomm Snapdragon 6 Gen 3 |
| RAM | 8GB/12GB | 8GB |
| Storage | 128GB/256GB | 256GB/512GB |
| Battery | 5,000 mAh | 5,520 mAh |
| Charging | 50W wired, no wireless | 45W wired |
| Rear cameras | 50MP main, 50MP telephoto 2x, 8MP ultra-wide | 108MP main, 8MP ultra-wide |
| Dimensions | 163.52 × 77.50 × 8.35 mm | 164 × 75.4 × 7.4 mm |
| Weight | 201 g | 178 g |
| Water resistance | IP64 | IP66 |
| Supported until | Mar 2031 | Dec 2029 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.