PhoneLifespan

13T vs P3 Ultra 5G

vs

Winner

OnePlus 13T

Lifespan decides this one: the 13T is supported until Apr 2031 at $8.59 per month of safe use, while the P3 Ultra 5G runs out in Mar 2029 ($9.49/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 13T 78 · P3 Ultra 5G 74 — methodology

The lifespan decider

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

OnePlus 13T $500
Safe to buy$8.59/mo
2025◆ Buy-by Apr 20292031
Realme P3 Ultra 5G $315
Buy with care$9.49/mo
2025◆ Buy-by Mar 20272029

Category by category

Display
13T 80P3 Ultra 5G 70

The 13T's screen is the better one — 6.32-inch ltpo amoled, 2640x1216, 120hz.

Performance
13T 98P3 Ultra 5G 74

The 13T's Qualcomm Snapdragon 8 Elite is simply the faster chip.

Camera
13T 67P3 Ultra 5G 67

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

Battery
13T 100P3 Ultra 5G 100

Battery capacities are close enough not to decide this.

Software longevity
13T 69P3 Ultra 5G 40

The 13T is supported until Apr 2031 — 25 months longer than the P3 Ultra 5G.

Value
13T 78P3 Ultra 5G 74

Overall value goes to the 13T at $8.59 per month of safe use.

Full spec table
Spec13TP3 Ultra 5G
Price (street)$500$315
Display6.32-inch LTPO AMOLED, 2640x1216, 120Hz6.83-inch AMOLED, 1.5K, 120Hz, up to 1500 nits peak, Gorilla Glass 7i
ChipsetQualcomm Snapdragon 8 EliteMediaTek Dimensity 8350 Ultra (4nm)
RAM12GB/16GB8GB/12GB
Storage256GB/512GB/1TB128GB/256GB/512GB
Battery6,260 mAh6,000 mAh
Charging80W wired80W wired (100% in 47 min), 5W reverse
Rear cameras50MP main, 50MP telephoto 2x50MP main, 8MP ultra-wide
Dimensions150.8 × 71.8 × 8.2 mm163.1 × 76.9 × 7.4 mm
Weight185 g183 g
Water resistanceIP65IP68/IP69
Supported untilApr 2031Mar 2029
13T full verdict →P3 Ultra 5G 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.