Redmi 15 4G vs Redmi 15 5G
It depends
Too close to call outright
These two are within 0 points overall, so it depends on you: keep phones for years → Redmi 15 4G (supported until Aug 2029); want maximum speed → Redmi 15 5G (Qualcomm Snapdragon 6s Gen 3).
Value Score: Redmi 15 4G 75 · Redmi 15 5G 75 — methodology
Who should pick which
Beyond the scores — our take on each phone and the buyer it actually suits.
A 7000mAh budget giant whose security cover runs only to August 2029, so buy it for battery life rather than longevity.
Pick it if
- ✓ Battery-life obsessives
- ✓ Big-screen media and reading
- ✓ Tight budgets
Skip it if
- ✗ You need 5G
- ✗ You want a light phone
A large-screen budget 5G phone with a 7000mAh battery and 144Hz display, with estimated support to 2029.
Pick it if
- ✓ Battery-life users
- ✓ Big-screen fans
Skip it if
- ✗ You want AMOLED
- ✗ Fast-charging seekers
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 Redmi 15 5G's Qualcomm Snapdragon 6s Gen 3 is simply the faster chip.
Camera systems are comparable on paper — pick by sample photos.
Battery capacities are close enough not to decide this.
Both phones' support windows end around the same time.
Pound for pound, these two are equally good deals.
Frequently asked
Is the Redmi 15 4G still supported?
Yes. It launched on 1 August 2025 with Android 15 and HyperOS 2, and Xiaomi's published policy covers security patches through August 2029. It sits comfortably inside its support window in 2026.
How long will the Redmi 15 4G get updates?
Xiaomi commits to two major Android upgrades, taking it as far as Android 17, plus four years of security patches that lapse around August 2029. That is about two years shorter than Samsung offers at a similar price.
How large is the Redmi 15 5G battery?
It has a 7000mAh battery with 33W wired and 18W reverse wired charging.
Does the Redmi 15 5G have NFC and an IR blaster?
Yes, it includes NFC plus an infrared port for controlling appliances.
Full spec table
| Spec | Redmi 15 4G | Redmi 15 5G |
|---|---|---|
| Price (street) | $120 | $180 |
| Display | 6.9-inch IPS LCD, FHD+ (1080 x 2340), 144Hz | 6.9-inch IPS LCD, FHD+, 144Hz, 850 nits peak |
| Chipset | Qualcomm Snapdragon 685 (6nm) | Qualcomm Snapdragon 6s Gen 3 |
| RAM | 4GB/6GB/8GB | 4GB/6GB/8GB |
| Storage | 128GB/256GB | 128GB/256GB |
| Battery | 7,000 mAh | 7,000 mAh |
| Charging | 33W wired | 33W wired, 18W reverse wired |
| Rear cameras | 50MP main, 2MP depth | 50MP main, 2MP depth |
| Dimensions | 171.1 × 82.1 × 8.6 mm | 169.5 × 80.5 × 8.4 mm |
| Weight | 224 g | 217 g |
| Water resistance | IP64 | IP64 |
| Supported until | Aug 2029 | Aug 2029 |
More comparisons
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.