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Compare 3 products

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Oppo A51 Mobile Phone
Oppo A51
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Samsung Epic 4G Mobile Phone
Samsung Epic 4G
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Xiaomi Mi 2 Mobile Phone
Xiaomi Mi 2
Editiorial reviews
1
1 editorial reviews
A good screen paired with not-so-good performanceRead more
Read editorial reviews
14
4.2 out of 5
6 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
7
4.0 out of 5
4 user ratings
5 stars
25 %
4 stars
75 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
55
4.0 out of 5
55 user ratings
5 stars
36 %
4 stars
32 %
3 stars
25 %
2 stars
3 %
1 stars
1 %
33
4.1 out of 5
33 user ratings
5 stars
33 %
4 stars
48 %
3 stars
15 %
2 stars
3 %
1 stars
0 %
42
4.2 out of 5
42 user ratings
5 stars
45 %
4 stars
33 %
3 stars
19 %
2 stars
2 %
1 stars
0 %

Hardware

Operating systemAndroid 5.1Android 2.3Android 4.1
CPU clock speed1.2 GHz1.0 GHz1.5 GHz
CPU coresQuad-coreSingle-coreQuad-core
CPU modelQualcomm Snapdragon 410 MSM8916Samsung-Intrinsity Hummingbird CoreQualcomm Snapdragon S4 Pro APQ8064
GPU modelQualcomm Adreno 306
N/A
Qualcomm Adreno 320
RAM memory2 GB512 MB2 GB

Display

Screen size5.0 in4.0 in4.3 in
Number of colors16.7M16.7M16.7M
Panel typeLCDOLEDLCD
Resolution1280 x 720 px800 x 480 px1280 x 720 px
TechnologyIPS LCDSuper AMOLEDIPS LCD
Pixel density294.0 ppi233.0 ppi342.0 ppi
Multi touchyesyesyes
Screen material
N/A
Corning Gorilla Glass
N/A
Touchscreen
N/A
N/A
yes
Dual screen support
N/A
N/A
no
Scratch resistant display
N/A
N/A
yes
HDR
N/A
N/A
no

Rear camera

Primary sensor resolution8.0 Mpx5.0 Mpx8.0 Mpx
Highest video resolution1920 x 1080 px1280 x 720 px1920 x 1080 px
Autofocusyesyesyes
Digital zoomyesyesyes
Geo-taggingyes
N/A
N/A
LED Flashyesyesyes
Panorama
N/A
yes
N/A
Video recording
N/A
N/A
yes
Digital Image Stabilization
N/A
N/A
yes

Front camera

Primary resolution5.0 Mpx0.3 Mpx2.0 Mpx

Storage

Internal storage16 GB
N/A
  • 16 GB
  • 32 GB
Memory card readeryesyes
N/A
Maximum card storage128GB32GB
N/A
Types of memory card supportedmicroSDmicroSDNo memory slot

Dimensions

Height5.65 in4.88 in4.96 in
Width2.8 in2.56 in2.44 in
Depth0.3 in0.55 in0.4 in
Weight5.64 oz5.47 oz5.11 oz

Sensors

Accelerometeryesyesyes
Proximityyesyesyes
Digital compassyesyes
N/A
Ambient light sensoryesyesyes
Gyroscope
N/A
N/A
yes
Barometer
N/A
N/A
yes

Connectivity

Dual sim supportyesnono
Sim card sizeMicro-SIMMini-SIMMicro-SIM
Bluetoothyesyesyes
Bluetooth version4.02.1 EDR2.1 EDR
Headphone connection3.5 mm3.5 mm3.5 mm
Type of USB connectorMicro-USBMicro-USB
  • Micro-USB
  • Mini-USB
Charging connection
N/A
USBUSB
USB On-The-Go (OTG)
N/A
N/A
yes

Cellular

Wireless network (Wi-Fi)yesyesyes
Data transmissionHSPA+HSPA+HSPA+
Navigation systemGPSGPSGLONASS
2G GSMyesyesyes
GSM frequencies
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
CDMA frequences
  • 1900 MHz
  • 2000 MHz
  • 800 MHz
  • 1900 MHz
N/A
4G LTEyesyesno
LTE frequencies
  • 1900 MHz
  • 2600 MHz
N/A
N/A
Mobile hotspotyesyes
N/A
3G UMTS
N/A
N/A
yes
UMTS frequences
N/A
N/A
  • 850 MHz
  • 1900 MHz
  • 2100 MHz

Battery

Battery typeLithium ionLithium ionLithium ion
Battery capacity2420.0 mAh1500.0 mAh2000.0 mAh
Standby time
N/A
300.0 h150.0 h
Talk time
N/A
6.0 h
N/A
Replaceable battery
N/A
N/A
yes
Fast charging
N/A
N/A
no

Often compared with Oppo A51

Often compared with Xiaomi Mi 2