Oppo A57 4G vs Oppo K7x
Comparing 2 products
Basic Information
General Overview
Device Type
Bar
Bar
Model
CPH2387
Oppo K7x
Announced
2022, May
2020, November
Released
2022, May
2020, November
Status
Available
Available
Design
Type
Bar
Bar
Dimensions
163.7 x 75 x 8 mm (6.44 x 2.95 x 0.31 in)
162.1 x 75 x 9.1 mm (6.38 x 2.95 x 0.36 in)
Weight
187 g (6.60 oz)
194 g (6.84 oz)
Protection
Glass front, plastic frame, plastic back
IPX4 water resistant, IP5X dust resistant
-
Colors
Glowing Black, Glowing Green
Blue, Silver, Mint
Network
2G Network
Yes
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
3G Network
Yes
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1xEV-DO
4G Network
Yes
1, 2, 3, 4, 5, 7, 8, 34, 38, 39, 40, 41
5G Network
No
1, 41, 77, 78, 79 SA/NSA
SIM
Nano SIM
Nano SIM
Dual SIM
Yes, Dual SIM (Nano-SIM, dual stand-by)
Yes, Dual SIM (Nano-SIM, dual stand-by)
Display
Display Type
IPS LCD
IPS LCD
Size
6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
6.5 inches, 102.0 cm2 (~83.9% screen-to-body ratio)
Resolution
720 x 1612 pixels
1080 x 2400 pixels
Display Colors
16M colors or more
16M colors
Pixel Density
269 ppi density
405 ppi density
Touch Screen
Yes
Capacitive Touchscreen
Display Protection
-
Corning Gorilla Glass
Media
FM Radio
No
No
Earphone Jack
Yes
Yes
Camera
Camera Set
Dual Cameras
Quad Cameras
Main Camera
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF
48 MP, f/1.8, 25mm (wide), 1/2.0", 0.8µm, PDAF
2nd Camera
2 MP, f/2.4, (depth)
8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm
Camera Video
1080p@30fps
4K@30fps, 1080p@30/60/120fps; gyro-EIS
Features
HDR, panorama
HDR, panorama
Flash
LED Flash
LED Flash
Selfie Set
Single Camera
Single Camera
Selfie Camera
8 MP, f/2.0, 26mm (wide)
16 MP, f/2.1, 26mm (wide), 1/3.06", 1.0µm
Selfie Video
1080p@30fps
1080p@30fps
Features
HDR
HDR
3rd Camera
-
2 MP, f/2.4, (macro)
4th Camera
-
2 MP, f/2.4, (depth)
Software
OS
Android 12
Android 10
User Interface
ColorOS 12.1
Realme UI 1.0
Hardware
Chipset
MediaTek MT6765G Helio G35 (12 nm)
MediaTek Dimensity 720 5G (7 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
PowerVR GE8320
Mali-G57 MC3
RAM
3 GB
6/8 GB
Internal Storage
64 GB
128 GB
Card Slot
Yes, via microSD card
Yes, microSD, up to 256 GB (uses shared SIM slot)
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Connectivity
Bluetooth
5.2, A2DP, LE, aptX HD
5.0, A2DP, LE
Wi-fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct,
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-fi Hotspot
Yes
Yes
USB
USB Type-C 2.0, USB On-The-Go
2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS
Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC
No
No
Data
GPRS
Yes
Yes
EDGE
Yes
Yes
Speed
HSPA 42.2/5.76 Mbps, LTE
HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G 2.3 Gbps DL
Battery
Battery Type
Li-Poly (Lithium Polymer)
Li-Poly (Lithium Polymer)
Capacity
5000 mAh, Battery
5000 mAh, Battery
Placement
Non-removable
Non-removable
Fast Charging
Yes, 33W, 50% in 30 min (advertised)
Yes, 30W, 100% in 65 min (advertised)