TCL 305 vs ZTE Blade A31

TCL 305

ZTE Blade A31

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66

LTE frequency band 1, 2, 3, 5, 7, 8, 20, 28, 38
HSDPA speed

42.2 Mbps

21.1 Mbps
HSUPA speed

11.5 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 151 Mbps download, 51 Mbps upload

LTE, 301 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Plastic
SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

165.2 mm

140 mm
Width

75.5 mm

71 mm
Thickness

8.9 mm

8.9 mm
Weight

190 g

166 g
Colors

Blue, Gray

Blue, Gray

Main camera
Camera type

Triple

Single
Main camera

(wide) , 13 MP, f/2.2 , 76˚ , 27 mm, 1/3.0" , 1.12 µm

8 MP
(depth) , 2 MP, f/2.4
(macro) , 2 MP, f/2.4
Primary camera resolution

4160 x 3120 pixels

3264 x 2448 pixels
Primary camera video

1080p@30fps

720p@30fps
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

HDR

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 5 MP, f/2.2 , 76˚ , 27 mm, 1/5.0" , 1.12 µm

2 MP, f/2.8
Selfie camera interpolated resolution

-

5 MP
Selfie camera resolution

2560 x 1944 pixels

1920 x 1080 pixels
Selfie camera features

Face unlock

-
Selfie camera video

1080p@30fps

480p@30fps