13s vs Open

Phone 1

Phone 2

Winner

OnePlus 13s

Lifespan decides this one: the 13s is supported until Jun 2031 at $10.01 per month of safe use, while the Open runs out in Oct 2028 ($31.90/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 13s 76 · Open 57 — methodology

The lifespan decider

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

OnePlus 13s $600

Safe to buy$10.01/mo

2025◆ Buy-by Jun 20292031

OnePlus Open $900

Buy with care$31.90/mo

2023◆ Buy-by Oct 20262028

Category by category

Display

13s 90Open 90

Both displays are effectively the same class.

Performance

13s 98Open 85

The 13s's Qualcomm Snapdragon 8 Elite (3nm) is simply the faster chip.

Camera

13s 67Open 79

The Open has the stronger camera system (3 real rear lenses vs 2).

Battery

13s 97Open 76

5,850mAh vs 4,805mAh — the 13s lasts longer between charges.

Software longevity

13s 71Open 34

The 13s is supported until Jun 2031 — 32 months longer than the Open.

Value

13s 76Open 57

Overall value goes to the 13s at $10.01 per month of safe use.

Full spec table

Spec	13s	Open
Price (street)	$600	$900
Display	6.32-inch 1.5K (1216×2640) LTPO AMOLED, 1–120Hz, up to 4500 nits peak	7.82-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 peak
Chipset	Qualcomm Snapdragon 8 Elite (3nm)	Snapdragon 8 Gen 2
RAM	12GB	16GB
Storage	256GB/512GB	512GB
Battery	5,850 mAh	4,805 mAh
Charging	80W SuperVOOC wired	67W SUPERVOOC wired, no wireless
Rear cameras	50MP main, 50MP telephoto 2x	48MP main, 48MP ultra-wide, 64MP periscope telephoto 3x
Dimensions	150.8 × 71.7 × 8.2 mm	Unfolded 153.4 × 143.1 × 5.8 mm; Folded 153.4 × 73.3 × 11.7 mm
Weight	185 g	239 g
Water resistance	IP65	IPX4
Supported until	Jun 2031	Oct 2028

13s full verdict →Open 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.