PhoneLifespan

Galaxy S23 Ultra vs Y39 5G

vs

Winner

Samsung Galaxy S23 Ultra

The Galaxy S23 Ultra wins this one, taking performance and camera decisively. Against the Y39 5G it's also the sounder buy at $16.94 per month of safe use.

Value Score: Galaxy S23 Ultra 76 · Y39 5G 66 — methodology

The lifespan decider

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

Samsung Galaxy S23 Ultra $339
Buy with care$16.94/mo
2023◆ Buy-by Feb 20262028
Vivo Y39 5G $200
Buy with care$9.39/mo
2025◆ Buy-by Mar 20262028

Category by category

Display
Galaxy S23 Ultra 90Y39 5G 70

The Galaxy S23 Ultra's screen is the better one — 6.8-inch dynamic amoled 2x, qhd+, ltpo 1–120hz, 1750 nits peak.

Performance
Galaxy S23 Ultra 85Y39 5G 42

The Galaxy S23 Ultra's Snapdragon 8 Gen 2 for Galaxy is simply the faster chip.

Camera
Galaxy S23 Ultra 96Y39 5G 55

The Galaxy S23 Ultra has the stronger camera system (4 real rear lenses vs 1).

Battery
Galaxy S23 Ultra 80Y39 5G 100

6,500mAh vs 5,000mAh — the Y39 5G lasts longer between charges.

Software longevity
Galaxy S23 Ultra 24Y39 5G 25

Both phones' support windows end around the same time.

Value
Galaxy S23 Ultra 76Y39 5G 66

Overall value goes to the Galaxy S23 Ultra at $16.94 per month of safe use.

Full spec table
SpecGalaxy S23 UltraY39 5G
Price (street)$339$200
Display6.8-inch Dynamic AMOLED 2X, QHD+, LTPO 1–120Hz, 1750 nits peak6.68-inch IPS LCD, HD+, 120Hz
ChipsetSnapdragon 8 Gen 2 for GalaxyQualcomm Snapdragon 4 Gen 2 (4nm)
RAM8GB/12GB8GB
Storage256GB/512GB/1TB128GB/256GB
Battery5,000 mAh6,500 mAh
Charging45W wired, 15W wireless, 4.5W reverse wireless44W wired
Rear cameras200MP main, 12MP ultra-wide, 10MP telephoto 3x, 10MP periscope 10x50MP main, 2MP depth
Dimensions163.4 × 78.1 × 8.9 mm163.9 × 76.7 × 8.1 mm
Weight234 g199 g
Water resistanceIP68IP64
Supported untilFeb 2028Mar 2028
Galaxy S23 Ultra full verdict →Y39 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.