Nokia
Nokia 3310 3G

Nokia
Nokia 7

Features
compass, barometer, proximity, Fingerprint (front-mounted), accelerometer, gyro
Yes, SMS, No, - Audio/Video player
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, - Fast battery charging (18W, 9V/2A)
Memory
128GB 6GB RAM, UFS 2.1, 64GB 4GB RAM, microSDXC (uses shared SIM slot)
microSD, up to 32 GB (dedicated slot), 64 MB, Yes, Yes
microSD, up to 256 GB (uses SIM 2 slot), 64 GB, 4/6 GB RAM
Display
Corning Gorilla Glass 5, IPS LCD capacitive touchscreen, 16M colors, 1440 x 2560 pixels, 16:9 ratio (~554 ppi density), Always-on display, 5.3 inches, 77.4 cm2 (~69.4% screen-to-body ratio)
TFT, 240 x 320 pixels, 4:3 ratio (~167 ppi density), 2.4 inches, 17.8 cm2 (~29.1% screen-to-body ratio)
Corning Gorilla Glass 3, 1080 x 1920 pixels, 16:9 ratio (~424 ppi density), IPS LCD capacitive touchscreen, 16M colors, 5.2 inches, 74.5 cm2 (~73.8% screen-to-body ratio)
Battery
Non-removable Li-Ion 3090 mAh battery
Up to 40 h, Up to 6 h 30 min, Up to 648 h (3G), Up to 6 h 30 min (3G), Up to 576 h, Removable Li-Ion 1200 mAh battery (BL-5C)
Non-removable Li-Ion 3000 mAh battery, Up to 15 h (3G), Up to 340 h (3G), Up to 85 h
Selfie Camera
4K, 13 MP, f/2.0, (wide), 1/3.1", 1.12µm, PDAF
-
-
Main Camera
2160p@30fps, 1080p@30fps, 13 MP, f/2.0, 1.12µm, PDAF & laser AF, OIS, 13 MP B/W, f/2.0, 1.12µm, PDAF & laser AF, Zeiss optics, dual-LED dual-tone flash, HDR, panorama
LED flash, 2 MP, 288p
2160p@30fps, 1080p@30fps, Zeiss optics, dual-LED dual-tone flash, panorama, HDR, 16 MP, f/1.8, 1.12µm, PDAF