400 vs Galaxy S23 Ultra

Phone 1

Phone 2

Winner

Honor 400

Lifespan decides this one: the 400 is supported until May 2031 at $5.92 per month of safe use, while the Galaxy S23 Ultra runs out in Feb 2028 ($16.93/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 400 76 · Galaxy S23 Ultra 76 — methodology

The lifespan decider

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

Honor 400 $350

Safe to buy$5.92/mo

2025◆ Buy-by May 20292031

Samsung Galaxy S23 Ultra $339

Buy with care$16.93/mo

2023◆ Buy-by Feb 20262028

Category by category

Display

400 80Galaxy S23 Ultra 90

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

Performance

400 64Galaxy S23 Ultra 85

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

Camera

400 72Galaxy S23 Ultra 96

The Galaxy S23 Ultra has the stronger camera system (4 real rear lenses vs 2).

Battery

400 86Galaxy S23 Ultra 80

5,300mAh vs 5,000mAh — the 400 lasts longer between charges.

Software longevity

400 70Galaxy S23 Ultra 24

The 400 is supported until May 2031 — 39 months longer than the Galaxy S23 Ultra.

Value

400 76Galaxy S23 Ultra 76

Pound for pound, these two are equally good deals.

Full spec table

Spec	400	Galaxy S23 Ultra
Price (street)	$350	$339
Display	6.55-inch AMOLED, 1.5K, 120Hz, 5000 nits peak	6.8-inch Dynamic AMOLED 2X, QHD+, LTPO 1–120Hz, 1750 nits peak
Chipset	Qualcomm Snapdragon 7 Gen 3 (4nm)	Snapdragon 8 Gen 2 for Galaxy
RAM	8GB/12GB	8GB/12GB
Storage	256GB/512GB	256GB/512GB/1TB
Battery	5,300 mAh	5,000 mAh
Charging	66W wired (5300mAh EU model), 5W reverse wired	45W wired, 15W wireless, 4.5W reverse wireless
Rear cameras	200MP main, 12MP ultra-wide	200MP main, 12MP ultra-wide, 10MP telephoto 3x, 10MP periscope 10x
Dimensions	156.5 × 74.6 × 7.3 mm	163.4 × 78.1 × 8.9 mm
Weight	184 g	234 g
Water resistance	IP65/IP66 (market dependent)	IP68
Supported until	May 2031	Feb 2028

400 full verdict →Galaxy S23 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.