Realme C51 vs Ulefone Armor 13

Realme C51

Ulefone Armor 13

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 5, 8, 38, 40, 41 - Africa, India; 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - Asia

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11.52 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A, 150 Mbps download, 51 Mbps upload

LTE, Cat7, 301 Mbps download, 102 Mbps upload
GPRS

Yes

Class 12
EDGE

Yes

Class 12

Design
Build

Glass front, plastic frame, plastic back

Aluminium alloy, polycarbonate, TPU
SIM

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

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

167.2 mm

183.7 mm
Width

76.7 mm

85.3 mm
Thickness

8 mm

20.8 mm
Weight

186 g

492 g
Waterproof

-

IP68/IP69K
Dust proof

-

IP68/IP69K
MIL-STD-810G

-

Yes
Colors

Black, Green

Black

Display
Display type

IPS LCD

IPS TFT
Physical size

6.74 inches

6.81 inches
Resolution

720 x 1600 pixels

1080 x 2400 pixels
Pixel density

260 ppi

386 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, oleophobic coating
Display features

90Hz, 560 nits (peak)

-

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 50 MP, f/1.8 , 27 mm, 1/2.76" , 0.64 µm

48 MP, f/1.8 , 1/2" , 0.8 µm
(depth) , 0.08 MP, f/3.0

(ultrawide) , 8 MP, f/2.2 , 120˚
75˚ , (macro) , 2 MP, f/2.6
(depth) , 2 MP
Primary camera resolution

8120 x 6180 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

quad-LED flash
Camera features

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

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, underwater photography

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 5 MP, f/1.8 , 28 mm, 1/5" , 1.12 µm

16 MP, f/2.2
Selfie camera resolution

3264 x 2448 pixels

4608 x 3456 pixels
Selfie camera features

Face unlock, face detection

Face unlock, face detection, HDR
Selfie camera video

720p@30fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, proximity

Accelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, pedometer, proximity