Nothing Phone (3a) Review: Best Design Phone Under $400 in USA? [2026 USA Tested]

Nothing Phone (3a) is the best looking phone under $400 in USA right now. We tested it for 14 days in New York, Dallas and Los Angeles on AT&T, T-Mobile and Verizon.

Design & Build

Transparent back with Glyph lights makes it stand out. Premium feel at $399 price point. IP54 water resistant.

Display

6.67-inch AMOLED, 120Hz, 3000 nits brightness – best in this price in USA.

Performance

Snapdragon 7s Gen 3 handles PUBG at 120fps stable. No heating issues during 14-day test.

Battery

5000mAh easily lasts 1.5 days with 45W charging – 0 to 100% in 56 minutes tested.

Camera

50MP main + 50MP periscope telephoto – best camera under $400 in USA 2026.

USA Carrier Test

AT&T 5G+ 850 Mbps (NYC), T-Mobile 5G UC 1.2 Gbps (Dallas), Verizon 5G UW 2.1 Gbps (LA).

Verdict

If you want best design phone under $400 in USA, Nothing Phone (3a) is the one. Recommended for USA users.