PhoneLifespan

Zenfone 9 vs Note Edge

vs

Winner

Infinix Note Edge

Lifespan decides this one: the Note Edge is supported until Feb 2031 at $4.64 per month of safe use, while the Zenfone 9 is already past its support window. On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Zenfone 9 40 · Note Edge 77 — methodology

The lifespan decider

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

Asus Zenfone 9 $450
Avoid buyingsupport ended
2022◆ Buy-by Sep 20232025
Infinix Note Edge $260
Safe to buy$4.64/mo
2026◆ Buy-by Feb 20292031

Category by category

Display
Zenfone 9 70Note Edge 70

Both displays are effectively the same class.

Performance
Zenfone 9 70Note Edge 56

The Zenfone 9's Qualcomm Snapdragon 8+ Gen 1 is simply the faster chip.

Camera
Zenfone 9 67Note Edge 55

The Zenfone 9 has the stronger camera system (2 real rear lenses vs 1).

Battery
Zenfone 9 66Note Edge 100

6,500mAh vs 4,300mAh — the Note Edge lasts longer between charges.

Software longevity
Zenfone 9 0Note Edge 67

The Note Edge is supported until Feb 2031 — 65 months longer than the Zenfone 9.

Value
Zenfone 9 40Note Edge 77

Overall value goes to the Note Edge at $4.64 per month of safe use.

Full spec table
SpecZenfone 9Note Edge
Price (street)$450$260
Display5.9-inch AMOLED, 1080x2400, 120Hz6.78-inch curved AMOLED, 1.5K, 120Hz
ChipsetQualcomm Snapdragon 8+ Gen 1MediaTek Dimensity 7100
RAM8GB/16GB6GB/8GB
Storage128GB/256GB128GB/256GB
Battery4,300 mAh6,500 mAh
Charging30W wired45W wired
Rear cameras50MP main, 12MP ultra-wide50MP main
Dimensions146.5 × 68.1 × 9.1 mm163 × 77.4 × 7.2 mm
Weight169 g190 g
Water resistanceIP68IP65
Supported untilSep 2025Feb 2031
Zenfone 9 full verdict →Note Edge 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.