90 GT vs Redmi K70 Ultra
It depends
Too close to call outright
These two are within 4 points overall — it genuinely depends on price on the day. The Redmi K70 Ultra edges both longevity and performance, so prefer it when prices are close.
Value Score: 90 GT 69 · Redmi K70 Ultra 73 — 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 Redmi K70 Ultra's MediaTek Dimensity 9300+ (4nm) is simply the faster chip.
Camera systems are comparable on paper — pick by sample photos.
5,500mAh vs 5,000mAh — the Redmi K70 Ultra lasts longer between charges.
The Redmi K70 Ultra is supported until Jul 2028 — 7 months longer than the 90 GT.
Overall value goes to the Redmi K70 Ultra at $15.19 per month of safe use.
Full spec table
| Spec | 90 GT | Redmi K70 Ultra |
|---|---|---|
| Price (street) | $300 | $380 |
| Display | 6.7-inch AMOLED, 120Hz, 2600 nits peak | 6.67-inch AMOLED, 1.5K, 144Hz, 4000 nits peak, Dolby Vision |
| Chipset | Snapdragon 8 Gen 2 | MediaTek Dimensity 9300+ (4nm) |
| RAM | 12GB/16GB/24GB | 12GB/16GB/24GB |
| Storage | 256GB/512GB/1TB | 256GB/512GB/1TB |
| Battery | 5,000 mAh | 5,500 mAh |
| Charging | 100W wired | 120W wired |
| Rear cameras | 50MP main, 12MP ultra-wide | 50MP main, 8MP ultra-wide, 2MP macro |
| Dimensions | 161 x 74.2 x 7.9 mm | 160.4 × 75.1 × 8.4 mm |
| Weight | 185 g | 211 g |
| Water resistance | None | IP68 |
| Supported until | Dec 2027 | Jul 2028 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.