PhoneLifespan

ROG Phone 8 Pro vs X100 Pro

vs

It depends

Too close to call outright

These two are within 1 point overall, so it depends on you: keep phones for years → ROG Phone 8 Pro (supported until Jan 2029); want maximum speed → X100 Pro (MediaTek Dimensity 9300).

Value Score: ROG Phone 8 Pro 61 · X100 Pro 62 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 Pro $800
Buy with care$26.08/mo
2024◆ Buy-by Jan 20272029
Vivo X100 Pro $780
Buy with care$26.81/mo
2023◆ Buy-by Nov 20262028

Category by category

Display
ROG Phone 8 Pro 80X100 Pro 90

The X100 Pro's screen is the better one — 6.78-inch ltpo amoled, 2800x1260, 120hz, up to 3000 nits peak.

Performance
ROG Phone 8 Pro 92X100 Pro 93

Performance is a wash — same chip tier.

Camera
ROG Phone 8 Pro 79X100 Pro 79

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

Battery
ROG Phone 8 Pro 90X100 Pro 88

Battery capacities are close enough not to decide this.

Software longevity
ROG Phone 8 Pro 37X100 Pro 35

Both phones' support windows end around the same time.

Value
ROG Phone 8 Pro 61X100 Pro 62

Pound for pound, these two are equally good deals.

Full spec table
SpecROG Phone 8 ProX100 Pro
Price (street)$800$780
Display6.78-inch flexible LTPO AMOLED (Samsung E6), FHD+ (1080×2400), 1–165Hz, 720Hz touch sampling, 2500-nit peak6.78-inch LTPO AMOLED, 2800x1260, 120Hz, up to 3000 nits peak
ChipsetSnapdragon 8 Gen 3MediaTek Dimensity 9300
RAM16GB/24GB12GB/16GB
Storage512GB/1TB256GB/512GB
Battery5,500 mAh5,400 mAh
Charging65W wired (HyperCharge), 15W Qi wireless100W wired, 50W wireless
Rear cameras50MP main (Sony IMX890 1/1.56-inch, gimbal OIS), 13MP ultra-wide (120-degree), 32MP telephoto 3x (OIS)50MP main, 50MP ultra-wide, 50MP telephoto 4.3x periscope
Dimensions163.8 × 76.8 × 8.9 mm164.1 × 75.3 × 9.0 mm
Weight225 g221 g
Water resistanceIP68IP68
Supported untilJan 2029Nov 2028

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