PhoneLifespan

Aquos sense9 vs Redmi Turbo 4

vs

Winner

Xiaomi Redmi Turbo 4

The Redmi Turbo 4 wins this one, taking performance and battery decisively. Against the Aquos sense9 it's also the sounder buy at $7.04 per month of safe use.

Value Score: Aquos sense9 61 · Redmi Turbo 4 76 — methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Sharp Aquos sense9 $380
Buy with care$13.25/mo
2024◆ Buy-by Nov 20262028
Xiaomi Redmi Turbo 4 $215
Buy with care$7.04/mo
2025◆ Buy-by Jan 20272029

Category by category

Display
Aquos sense9 80Redmi Turbo 4 80

Both displays are effectively the same class.

Performance
Aquos sense9 56Redmi Turbo 4 78

The Redmi Turbo 4's MediaTek Dimensity 8400-Ultra (4nm) is simply the faster chip.

Camera
Aquos sense9 67Redmi Turbo 4 67

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

Battery
Aquos sense9 80Redmi Turbo 4 100

6,550mAh vs 5,000mAh — the Redmi Turbo 4 lasts longer between charges.

Software longevity
Aquos sense9 34Redmi Turbo 4 36

Both phones' support windows end around the same time.

Value
Aquos sense9 61Redmi Turbo 4 76

Overall value goes to the Redmi Turbo 4 at $7.04 per month of safe use.

Full spec table
SpecAquos sense9Redmi Turbo 4
Price (street)$380$215
Display6.1-inch Pro IGZO OLED, FHD+, 1-120Hz6.67-inch LTPS OLED, 1.5K, 120Hz, 3200 nits peak
ChipsetQualcomm Snapdragon 7s Gen 2 (4nm)MediaTek Dimensity 8400-Ultra (4nm)
RAM6GB/8GB12GB/16GB
Storage128GB/256GB256GB/512GB
Battery5,000 mAh6,550 mAh
ChargingUSB-C wired90W wired
Rear cameras50MP main, 50MP ultra-wide50MP main, 8MP ultra-wide
Dimensions149 × 73 × 8.9 mm161 × 75.2 × 8.1 mm
Weight166 g204 g
Water resistanceIP68 (also MIL-STD-810H)IP68
Supported untilNov 2028Jan 2029
Aquos sense9 full verdict →Redmi Turbo 4 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.