400 vs GT Neo 6

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 GT Neo 6 runs out in May 2028 ($14.08/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 400 76 · GT Neo 6 72 — 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

Realme GT Neo 6 $320

Buy with care$14.08/mo

2024◆ Buy-by May 20262028

Category by category

Display

400 80GT Neo 6 80

Both displays are effectively the same class.

Performance

400 64GT Neo 6 82

The GT Neo 6's Qualcomm Snapdragon 8s Gen 3 is simply the faster chip.

Camera

400 72GT Neo 6 67

The 400 has the stronger camera system — same lens count, higher-grade sensors.

Battery

400 86GT Neo 6 90

5,500mAh vs 5,300mAh — the GT Neo 6 lasts longer between charges.

Software longevity

400 70GT Neo 6 27

The 400 is supported until May 2031 — 36 months longer than the GT Neo 6.

Value

400 76GT Neo 6 72

Overall value goes to the 400 at $5.92 per month of safe use.

Full spec table

Spec	400	GT Neo 6
Price (street)	$350	$320
Display	6.55-inch AMOLED, 1.5K, 120Hz, 5000 nits peak	6.78-inch LTPO AMOLED, 2780x1264, 120Hz
Chipset	Qualcomm Snapdragon 7 Gen 3 (4nm)	Qualcomm Snapdragon 8s Gen 3
RAM	8GB/12GB	12GB/16GB
Storage	256GB/512GB	256GB/512GB/1TB
Battery	5,300 mAh	5,500 mAh
Charging	66W wired (5300mAh EU model), 5W reverse wired	120W wired
Rear cameras	200MP main, 12MP ultra-wide	50MP main, 8MP ultra-wide
Dimensions	156.5 × 74.6 × 7.3 mm	162.0 × 75.1 × 8.7 mm
Weight	184 g	191 g
Water resistance	IP65/IP66 (market dependent)	IP65
Supported until	May 2031	May 2028

400 full verdict →GT Neo 6 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.