PhoneLifespan

Open vs X100 Ultra

vs

Winner

Vivo X100 Ultra

The X100 Ultra wins this one, taking battery and software longevity decisively. Against the Open it's also the sounder buy at $20.39 per month of safe use.

Value Score: Open 57 · X100 Ultra 66 — methodology

The lifespan decider

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

OnePlus Open $900
Buy with care$32.09/mo
2023◆ Buy-by Oct 20262028
Vivo X100 Ultra $720
Buy with care$20.39/mo
2024◆ Buy-by May 20272029

Category by category

Display
Open 90X100 Ultra 90

Both displays are effectively the same class.

Performance
Open 85X100 Ultra 92

The X100 Ultra's Snapdragon 8 Gen 3 is simply the faster chip.

Camera
Open 79X100 Ultra 84

The X100 Ultra has the stronger camera system — same lens count, higher-grade sensors.

Battery
Open 76X100 Ultra 90

5,500mAh vs 4,805mAh — the X100 Ultra lasts longer between charges.

Software longevity
Open 33X100 Ultra 42

The X100 Ultra is supported until May 2029 — 7 months longer than the Open.

Value
Open 57X100 Ultra 66

Overall value goes to the X100 Ultra at $20.39 per month of safe use.

Full spec table
SpecOpenX100 Ultra
Price (street)$900$720
Display7.82-inch 2K LTPO3 Fluid AMOLED inner foldable (2440×2268, 426 ppi) + 6.31-inch 2K AMOLED cover (2484×1116, 431 ppi), both 120Hz, up to 2800 nits peak6.78-inch LTPO AMOLED, 120Hz, 3000 nits peak
ChipsetSnapdragon 8 Gen 2Snapdragon 8 Gen 3
RAM16GB12GB/16GB
Storage512GB256GB/512GB/1TB
Battery4,805 mAh5,500 mAh
Charging67W SUPERVOOC wired, no wireless80W wired, 30W wireless
Rear cameras48MP main, 48MP ultra-wide, 64MP periscope telephoto 3x50MP main, 200MP periscope telephoto, 50MP ultra-wide
DimensionsUnfolded 153.4 × 143.1 × 5.8 mm; Folded 153.4 × 73.3 × 11.7 mm164.1 x 75.6 x 9.2 mm
Weight239 g229 g
Water resistanceIPX4IP68/IP69
Supported untilOct 2028May 2029
Open full verdict →X100 Ultra 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.