PhoneLifespan

Galaxy A56 5G vs Redmi Note 15 5G

vs

It depends

Too close to call outright

These two are within 3 points overall — it genuinely depends on price on the day. The Galaxy A56 5G edges both longevity and performance, so prefer it when prices are close.

Value Score: Galaxy A56 5G 68 · 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.

Samsung Galaxy A56 5G $450
Safe to buy$7.85/mo
2025◆ Buy-by Mar 20292031
Xiaomi Redmi Note 15 5G $250
Safe to buy$6.03/mo
2025◆ Buy-by Dec 20272029

Category by category

Display
Galaxy A56 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
Galaxy A56 5G 68Redmi Note 15 5G 48

The Galaxy A56 5G's Exynos 1580 is simply the faster chip.

Camera
Galaxy A56 5G 67Redmi Note 15 5G 67

Camera systems are comparable on paper — pick by sample photos.

Battery
Galaxy A56 5G 80Redmi Note 15 5G 90

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

Software longevity
Galaxy A56 5G 68Redmi Note 15 5G 49

The Galaxy A56 5G is supported until Mar 2031 — 16 months longer than the Redmi Note 15 5G.

Value
Galaxy A56 5G 68Redmi Note 15 5G 71

Pound for pound, these two are equally good deals.

Full spec table
SpecGalaxy A56 5GRedmi Note 15 5G
Price (street)$450$250
Display6.7-inch FHD+ Super AMOLED, 120Hz, 1200 nits6.77-inch AMOLED, FHD+, 120Hz, 3200 nits peak
ChipsetExynos 1580Qualcomm Snapdragon 6 Gen 3
RAM8GB8GB
Storage128GB/256GB256GB/512GB
Battery5,000 mAh5,520 mAh
Charging45W wired (charger not included)45W wired
Rear cameras50MP main (OIS), 12MP ultra-wide, 5MP macro108MP main, 8MP ultra-wide
Dimensions162.2 × 77.5 × 7.4 mm164 × 75.4 × 7.4 mm
Weight198 g178 g
Water resistanceIP67IP66
Supported untilMar 2031Dec 2029

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