Xiaomi Redmi K20 vs Xiaomi Mi 8 Comparison and Differences

Smartphone 1

Xiaomi Redmi K20

Xiaomi Redmi K20

Smartphone 2

Xiaomi Mi 8

Xiaomi Mi 8

Smartphone 3

Xiaomi Redmi K20 or Xiaomi Mi 8 Specs Comparison

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Common specs

Brand and model Xiaomi Redmi K20 Xiaomi Mi 8
Rating (+) (+)
Release date 2019, May 2018, May
Dimensions (HxWxD) 156.7 x 74.3 x 8.8 mm | 6.17 x 6.17 x 2.93 in 154.9 x 74.8 x 7.6 mm | 6.1 x 6.1 x 2.94 in
Weight 191 g | 6.74 oz 175 g | 6.17 oz
Body Build Front/back glass (Gorilla Glass 5), aluminum frame (7000 series)
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Colors Carbon black, Flame red, Glacier blue Black, Blue, White, Gold
Battery 4000 mAh,  Non-removable Li-Po 3400 mAh,  Non-removable Li-Po
Approximate price 260 EUR 380 EUR
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Screen

Technology AMOLED Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.39" in 6.21" in
Screen area 100.2 cm2 97.1 cm2
Screen format 19.5:9 (height:width) 19:9 (height:width)
Screen to body ratio 86.1% 83.8%
Screen resolution 1080 x 2340 px 1080 x 2248 px
Screen PPI /points per inch/ 403 PPI 402 PPI
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Other specs - HDR - HDR10
-DCI-P3
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Camera and Video

Rear camera, main 48 MP, Triple 12 MP, Dual
Camera specs -48 MP, f/1.8, 26mm (wide), 1/2'', 0.8µm, PDAF
-8 MP, f/2.4, 53mm (telephoto), 1/4'', 1.12µm, PDAF, 2x optical zoom
-13 MP, f/2.4, 12mm (ultrawide), 1/3'', 1.12µm
-12 MP, f/1.8, 1/2.55'', 1.4µm, 4-axis OIS, dual pixel PDAF
-12 MP, f/2.4, 56mm (telephoto), 1/3.4'', 1.0µm, AF, 2x optical zoom
Functions Dual-LED flash, HDR, panorama Dual-LED flash, HDR, panorama
Video 2160p@30fps, 1080p@30/120/240fps, 1080p@960fps 2160p@30fps, 1080p@30/120/240fps, 720p@960fps
DxOMark Main Score 99
DxOMark Photo 105
DxOMark Video 88
Front camera, selfie 20 MP, Single 20 MP, Single
Specifications Motorized pop-up 20 MP, f/2.2, 0.8µm 20 MP, f/2.0, 0.9µm
Functions HDR
Video 1080p@30fps 1080p@30fps

Performance

Operating system - OS Android 9.0 (Pie); MIUI 10 Android 8.1 (Oreo), upgradable to Android 9.0 (Pie); MIUI 10.1
Chipset - Qualcomm SDM730 Snapdragon 730 (8 nm) - Qualcomm SDM845 Snapdragon 845 (10 nm)
CPU - Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver) - Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
GPU Adreno 618 Adreno 630
External memory No No
Internal memory 256 GB, 8 GB RAM 64/128 GB, 6 GB RAM 64/128/256 GB, 6 GB RAM 128 GB, 8 GB RAM

Benchmark

Antutu 8 Total 353884
Antutu 7 Total
GeekBench 6 Single Core 666 491
GeekBench 6 Multi Core 1607 1684
GeekBench 6 OpenCL 973 2045
GeekBench 6 Vulkan 890 1921
GeekBench 5 Single Core 525 447
GeekBench 5 Multi-Core 1629 1898
GeekBench 4 Single Core 2963 2280
GeekBench 4 Multi-Core 10109 8242
GeekBench 4 RenderScript 13089
GeekBench 4 Battery 3965

Communication and Connectivity

SIM card Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Network GSM / HSPA / LTE GSM / CDMA / HSPA / LTE
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
-3G - HSDPA 850 / 900 / 1900 / 2100
-4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 
CDMA 800 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
-4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
NFC Yes Yes
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go Type-C 1.0 reversible connector
Bluetooth 5.0, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD

Music and Audio

Radio Yes No
Headphone jack Yes No
Others - 24-bit/192kHz audio
-Active noise cancellation with dedicated mic
- Active noise cancellation with dedicated mic

Other features

Sensors - Fingerprint (under display), accelerometer, gyro, proximity, compass - Infrared face recognition, fingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass
Other extras
- Fast battery charging 18W

- Fast battery charging (Quick Charge 4.0+)
Versions
- Also known as Xiaomi Mi 9T in Russia

Reviews and Opinions on Xiaomi Redmi K20 and Xiaomi Mi 8

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