Compare Devices
 |  |  | |
| remove from compare | remove from compare | remove from compare | |
Brand | asus | oppo | xiaomi |
Model | asus zenfone max (m1) zb556kl | oppo pad 4 pro | xiaomi redmi k20 pro |
Announced | 2018 October | 2025 April 10 | 2019 May 28 |
Status | Available. Released 2018 October | Available. Released 2025 April 10 | Available. Released 2019 June 01 |
Device Body | glass front | plastic back | plastic frame | glass front | aluminum frame | aluminum back | glass front ( gorilla glass 5 ) | glass back ( gorilla glass 5 ) | aluminum frame |
Dimensions | 147.3 x 70.9 x 8.7 mm ( 5.80 x 2.79 x 0.34 in ) | 289.6 x 209.7 x 6 mm ( 11.40 x 8.26 x 0.24 in ) | 156.7 x 74.3 x 8.8 mm ( 6.17 x 2.93 x 0.35 in ) |
Weight in gram | 150 | 675 | 191 |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | No | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance | No | No | No |
Display type | IPS LCD | IPS LCD | 68b colors | dolby vision | 144hz | 900 Luminance units ( hbmillion) | Super AMOLED | HDR10 |
Display resolution | 720 x 1440 pixels | 16 : 10 ratio ( ~247 pixel per inch density ) | 2400 x 3392 pixels ( ~315 pixel per inch density ) | 1080 x 2340 pixels | 19.5 : 9 ratio ( ~403 pixel per inch density ) |
Display size | 5.45 inches | 86.5 cm2 ( ~82.8% screen to body ratio ) | 13.2 inches | 530.0 cm2 ( ~87.3% screen to body ratio ) | 6.39 inches | 100.2 cm2 ( ~86.1% screen to body ratio ) |
Display Protection | corning gorilla glass 5 | ||
Operating System | android 8 ( oreo ) | zenui 5 | android 15 | coloros 15 | android 9.0 ( pie ) | upgradable to android 10 | miui 12 |
CPU | Octa-core 1.4 GHz cortex-a53 | Octa-core ( 2x4.32 GHz oryon v2 phoenix l + 6x3.53 GHz oryon v2 phoenix m ) | Octa-core ( 1x2.84 GHz kryo 485 & 3x2.42 GHz kryo 485 & 4x1.78 GHz kryo 485 ) |
Chipset | Qualcomm msm8937 snapdragon 430 ( 28 nm ) | Qualcomm sm8750-ab snapdragon 8 elite ( 3 nm ) | Qualcomm sm8150 snapdragon 855 ( 7 nm ) |
GPU | adreno 505 | adreno 830 | adreno 640 |
Memory card | microsdxc ( dedicated slot ) | No | No |
Memory v1 | 32gb 3gb RAM | 256gb 8gb RAM | 64gb 6gb RAM |
Memory v2 | 256gb 12gb RAM | 512gb 12gb RAM | 512gb 16gb RAM | 128gb 6gb RAM | 128gb 8gb RAM | 256gb 8gb RAM | |
Primary camera | 13 megapixel| lens aperture2.0 | ( wide ) | 1/3.1" | 1.12µm | phase detection autofocus | 13 mega pixel | 48 megapixel| lens aperture1.8 | 26mm ( wide ) | 1/2.0" | 0.8µm | phase detection autofocus | Laser Auto focus 8 megapixel| lens aperture2.4 | 53mm ( telephoto ) | 1/4.0" | 1.12µm | phase detection autofocus | 2x optical zoom 13 megapixel| lens aperture2.4 | 12mm ( ultrawide ) | 1/3.1" | 1.12µm |
Secondary camera | 8 megapixel| lens aperture2.0 | 25mm ( wide ) | 1/4.0" | 1.12µm | 8 mega pixel | Motorized pop-up 20 megapixel| lens aperture2.2 | ( wide ) | 1/3.4" | 0.8µm |
Loud speaker | Yes | Yes with stereo speakers ( 4 speakers ) | Yes |
Audio jack | Yes | No | Yes |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6/7 | dual-band | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot |
Bluetooth | 4.0 | a2dp | le | 5.4 | a2dp | le | 5.0 | a2dp | le | aptx hd |
GPS | Yes with dual-band a-gps glonass bds galileo | ||
NFC | No | No | Yes ( china only ) |
Radio | FM Radio | No | Yes |
USB | microusb 2.0 | otg | USB Type-C 3.2 | otg | accessory connector | USB Type-C 2.0 | USB on-the-go |
Sensors | fingerprint ( rear-mounted ) | accelerometer | proximity | compass | accelerometer | proximity ( accessories only ) | gyroscope | compass | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass |
Battery | li-po 4000 mAh | Non-removable | 12140 mAh | li-po 4000 mAh | Non-removable |
Battery Charge | 10w wired | 67w wired | Fast charging 27w | quick charge 4+ |
Colors | black color gradations, gold color gradations | gray, silver, gold | black color gradations, red color gradations, blue color gradations, summer honey, white color gradations |
Network technology | gsm / hspa / lte | No cellular connectivity | gsm / hspa / lte |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps lte cat4 150/50 mbps | hspa 42.2/5.76 mbps lte-a | |
GPRS | No | ||
EDGE | No | ||
Approx price |
|
|
|
100 GBP
128 EUR
1190 NOK
1300 SEK
7700 RUB
130 USD
650 BRL
180 AUD
160000 KRW
17000 JPY
170 SGD
550 MYR
450 AED
2100 ZAR
