PhoneLifespan

ROG Phone 8 vs Find X8

vs

Winner

Oppo Find X8

Lifespan decides this one: the Find X8 is supported until Nov 2030 at $15.01 per month of safe use, while the ROG Phone 8 runs out in Jan 2029 ($27.24/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: ROG Phone 8 60 · Find X8 68 — methodology

The lifespan decider

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

Asus ROG Phone 8 $850
Buy with care$27.24/mo
2024◆ Buy-by Jan 20272029
Oppo Find X8 $800
Safe to buy$15.01/mo
2024◆ Buy-by Nov 20282030

Category by category

Display
ROG Phone 8 80Find X8 80

Both displays are effectively the same class.

Performance
ROG Phone 8 92Find X8 94

Performance is a wash — same chip tier.

Camera
ROG Phone 8 79Find X8 79

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

Battery
ROG Phone 8 90Find X8 93

Battery capacities are close enough not to decide this.

Software longevity
ROG Phone 8 37Find X8 63

The Find X8 is supported until Nov 2030 — 22 months longer than the ROG Phone 8.

Value
ROG Phone 8 60Find X8 68

Overall value goes to the Find X8 at $15.01 per month of safe use.

Full spec table
SpecROG Phone 8Find X8
Price (street)$850$800
Display6.78-inch LTPO AMOLED, 1080x2400, 165Hz6.59-inch LTPO AMOLED, 2760x1256, 120Hz
ChipsetQualcomm Snapdragon 8 Gen 3MediaTek Dimensity 9400
RAM12GB/16GB12GB/16GB
Storage256GB/512GB256GB/512GB
Battery5,500 mAh5,630 mAh
Charging65W wired, 15W wireless80W wired, 50W wireless
Rear cameras50MP main, 13MP ultra-wide, 32MP telephoto 3x50MP main, 50MP ultra-wide, 50MP telephoto 3x periscope
Dimensions163.8 × 76.8 × 8.9 mm157.4 × 74.3 × 7.9 mm
Weight225 g193 g
Water resistanceIP68IP68/IP69
Supported untilJan 2029Nov 2030
ROG Phone 8 full verdict →Find X8 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.