PhoneLifespan

Note 50 Pro 4G vs Redmi K80

vs

Winner

Xiaomi Redmi K80

Lifespan decides this one: the Redmi K80 is supported until Nov 2029 at $8.59 per month of safe use, while the Note 50 Pro 4G runs out in Mar 2028 ($9.49/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Note 50 Pro 4G 67 · Redmi K80 79 methodology

The lifespan decider

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

Infinix Note 50 Pro 4G $195
Buy with care$9.49/mo
2025◆ Buy-by Mar 20262028
Xiaomi Redmi K80 $355
Safe to buy$8.59/mo
2024◆ Buy-by Nov 20272029

Category by category

Display
Note 50 Pro 4G 70Redmi K80 80

The Redmi K80's screen is the better one — 6.67-inch amoled, 2k, 120hz, 3200 nits peak.

Performance
Note 50 Pro 4G 44Redmi K80 92

The Redmi K80's Qualcomm Snapdragon 8 Gen 3 (4nm) is simply the faster chip.

Camera
Note 50 Pro 4G 67Redmi K80 67

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

Battery
Note 50 Pro 4G 84Redmi K80 100

6,550mAh vs 5,200mAh — the Redmi K80 lasts longer between charges.

Software longevity
Note 50 Pro 4G 24Redmi K80 49

The Redmi K80 is supported until Nov 2029 — 21 months longer than the Note 50 Pro 4G.

Value
Note 50 Pro 4G 67Redmi K80 79

Overall value goes to the Redmi K80 at $8.59 per month of safe use.

Full spec table
SpecNote 50 Pro 4GRedmi K80
Price (street)$195$355
Display6.78-inch AMOLED, FHD+, 144Hz, 2160Hz PWM, 1300 nits peak6.67-inch AMOLED, 2K, 120Hz, 3200 nits peak
ChipsetMediaTek Helio G100 Ultimate (6nm)Qualcomm Snapdragon 8 Gen 3 (4nm)
RAM8GB/12GB12GB/16GB
Storage256GB256GB/512GB/1TB
Battery5,200 mAh6,550 mAh
Charging90W wired, 30W MagCharge wireless, reverse charging90W wired, 30W wireless
Rear cameras50MP main, 8MP ultra-wide50MP main, 8MP ultra-wide, 2MP macro
Dimensions163.3 × 74.4 × 7.3 mm160.3 × 75.0 × 8.0 mm
Weight198 g206 g
Water resistanceIP64IP68
Supported untilMar 2028Nov 2029

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