PhoneLifespan

11 vs Galaxy M55 5G

vs

Winner

Samsung Galaxy M55 5G

Lifespan decides this one: the Galaxy M55 5G is supported until Mar 2029 at $8.07 per month of safe use, while the 11 runs out in Feb 2028 ($17.14/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 11 73 · Galaxy M55 5G 73 — methodology

The lifespan decider

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

OnePlus 11 $340
Buy with care$17.14/mo
2023◆ Buy-by Feb 20262028
Samsung Galaxy M55 5G $270
Buy with care$8.07/mo
2024◆ Buy-by Mar 20272029

Category by category

Display
11 90Galaxy M55 5G 70

The 11's screen is the better one — 6.7-inch 2k (3216×1440) 120hz ltpo 3.0 super fluid amoled, 525 ppi, dolby vision.

Performance
11 85Galaxy M55 5G 70

The 11's Qualcomm Snapdragon 8 Gen 2 is simply the faster chip.

Camera
11 79Galaxy M55 5G 67

The 11 has the stronger camera system (3 real rear lenses vs 2).

Battery
11 80Galaxy M55 5G 80

Battery capacities are close enough not to decide this.

Software longevity
11 24Galaxy M55 5G 40

The Galaxy M55 5G is supported until Mar 2029 — 14 months longer than the 11.

Value
11 73Galaxy M55 5G 73

Pound for pound, these two are equally good deals.

Full spec table
Spec11Galaxy M55 5G
Price (street)$340$270
Display6.7-inch 2K (3216×1440) 120Hz LTPO 3.0 Super Fluid AMOLED, 525 ppi, Dolby Vision6.7-inch Super AMOLED Plus, 1080x2400 (FHD+), 120Hz
ChipsetQualcomm Snapdragon 8 Gen 2Qualcomm Snapdragon 7 Gen 1
RAM8GB/16GB8GB/12GB
Storage128GB/256GB128GB/256GB
Battery5,000 mAh5,000 mAh
Charging100W SUPERVOOC wired charging (80W in North America); no wireless charging45W wired
Rear cameras50MP main wide (Sony IMX890, OIS), 48MP ultra wide (Sony IMX581), 32MP telephoto 2x (Sony IMX709)50MP main, 8MP ultra-wide, 2MP macro
Dimensions163.1 × 74.1 × 8.53 mm163.9 × 76.5 × 7.8 mm
Weight205 g180 g
Water resistanceIP64None
Supported untilFeb 2028Mar 2029
11 full verdict →Galaxy M55 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.