OPPO K3 vs Xiaomi Redmi K20

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Comparing the OPPO K3 vs Xiaomi Redmi K20 across performance, display, camera, battery, storage, expert reviews and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Xiaomi Redmi K20 scores higher on the Geekbench Multi-Core test with 6,793, while OPPO K3 scores 5,848, making Xiaomi Redmi K20 the better performer.


Display: OPPO K3 offers a screen size of 6.5 inches, while Xiaomi Redmi K20 offers 6.39 inches, making OPPO K3 the larger display of the two. Both OPPO K3 and Xiaomi Redmi K20 feature the same AMOLED display.


Rear Camera: Xiaomi Redmi K20 offers a higher rear camera resolution with 48 MP, while OPPO K3 offers 16 MP, making Xiaomi Redmi K20 better for rear camera photography.


Front Camera: Xiaomi Redmi K20 offers a higher front camera resolution with 20 MP, while OPPO K3 offers 16 MP, making Xiaomi Redmi K20 better for front camera photography.


Battery: OPPO K3 delivers longer battery life with 15h 38m, while Xiaomi Redmi K20 delivers 13h 38m, making OPPO K3 the better pick for all day usage.


Storage: Both OPPO K3 and Xiaomi Redmi K20 offer the same internal storage of 64 GB.


Expert Review: The editorial team rates both OPPO K3 and Xiaomi Redmi K20 equally at 7.


User Rating: Xiaomi Redmi K20 receives a higher user rating of 4.5, while OPPO K3 has a rating of 4.4.

...read more
OPPO K3
₹24,500
(Discontinued)
Xiaomi Redmi K20
₹22,999
(Out of Stock)
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Summary

Spec Score

75%
78%

Release Date

23 Jul, 2019
22 Jul, 2019

Performance

Snapdragon 710
Snapdragon 730
Octa Core (upto 2.2 GHz)
Octa Core (upto 2.2 GHz)
6 GB RAM
6 GB RAM

Display

6.5 inches (16.51 cm)
6.39 inches (16.23 cm)
AMOLED
AMOLED
1080x2340 px (FHD+)
1080x2340 px (FHD+)

Rear Camera

16 MP
Primary Camera
48 MP
Primary Camera
2 MP
Depth Camera
13 MP
Ultra-Wide Angle Camera
N/A
8 MP
Telephoto Camera (upto 2x Optical Zoom)

Front Camera

16 MP
Wide Angle Lens
20 MP

Battery

3765 mAh
4000 mAh
20W VOOC Charging
18W Quick Charging
No Wireless Charging
N/A

Storage

64 GB
64 GB
UFS 2.1
UFS 2.1

Expert Review

7.0/10
7.0/10

Pros

  • Good-looking design
  • Capable rear cameras
  • Reliable performer
  • Stunning design
  • Reliable rear-facing cameras
  • Hi-res certified headphone jack

Cons

  • Portrait mode in selfie-camera could be better
  • Rear camera botches up the reds
  • Could've been priced more competitively
  • Selfie-camera needs a rework

User Ratings

4.4/5
(9,405 ratings)
4.5/5
(53,168 ratings)

Benchmarks (The higher, the better)

156,064
AnTuTu Score
209,539
AnTuTu Score
15h 38m
Battery Life (PC Mark)
13h 38m
Battery Life (PC Mark)

Compare in 360 View

Video

Videos
4 More Videos
Videos
7 More Videos

User Feedback

General

Launch Date

N/A
Jul 22, 2019
(Official)

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)

Custom UI

ColorOS
MIUI

Performance

Performance Rating

Good
Good

Chipset

Qualcomm Snapdragon 710
Qualcomm Snapdragon 730

Processor

Octa core

2.2 GHz, Dual core, Kryo 360 1.7 GHz, Hexa Core, Kryo 360
Octa core

2.2 GHz, Dual core, Kryo 470 1.8 GHz, Hexa Core, Kryo 470

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

10 nm
8 nm

Graphics (GPU)

Adreno 616
Adreno 618

RAM

6 GB / 8 GB
6 GB

RAM Type

LPDDR4X
LPDDR4X

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

156,064
209,539

Bootup Time (The lower, the better)

22.0 s
15.0 s

Gaming Test Results

Battery Drain* (The lower, the better)

7.0 %
12.0 %

Heating* (The lower, the better)

21.3 %
22.4 %
* after 30 mins of gaming

Display

Display Rating

Best In Class
Best In Class

Display Type

AMOLED
AMOLED

Screen Size

6.5 inches  (16.51 cm)
6.39 inches  (16.23 cm)

Resolution

1080x2340 px (FHD+)
1080x2340 px (FHD+)

Aspect Ratio

19.5:9
19.5:9

Pixel Density

396 ppi
403 ppi

Screen to Body Ratio (calculated)

84.47 %
85.9 %

Screen Protection

Corning Gorilla Glass v5
Corning Gorilla Glass v5

Bezel-less Display

Yes
Yes

HDR 10 / HDR+ Support

N/A
Yes

Screen to Body Ratio (claimed by the brand)

91.1 %
91.9 %

Design

Height

161.2 mm
156.7 mm

Width

76 mm
74.3 mm

Thickness

9.4 mm
8.8 mm

Weight

191 grams
191 grams

Build Material

Back: Plastic
Back: Gorilla Glass

Rear Camera

Rear Camera Rating

Good
Very Good

Resolution

16 MP
Primary Cameraf/1.7CMOS image sensor 1.22µm pixel size
48 MP
Primary Cameraf/1.751/2" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
2 MP
f/2.4 Depth Camera
13 MP
f/2.4 Ultra-Wide Angle Camera1/3" sensor size 1.12µm pixel size
N/A
8 MP
f/2.4 Telephoto Camera1/4.0" sensor size 1.12µm pixel size

Autofocus

Yes Phase Detection autofocus
Yes Phase Detection Autofocus

Flash

Yes LED Flash
Yes Dual LED Flash

Image Resolution

4616 x 3464 Pixels
8000 x 6000 Pixels

Settings

Exposure compensation ISO control
Exposure compensation ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus
Auto Flash
Face detection
Touch to focus

Video Recording

3840x2160 @ 30 fps
1920x1080 @ 30 fps
4k @30 fps
Full HD @60 fps
HD @120 fps

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

16 MP
f/2.0 Wide Angle Primary Camera26 mm focal length 1/3.1" sensor size CMOS 1µm pixel size
20 MP
f/2.2 Primary Camera1/3.4" sensor size 0.8µm pixel size

Camera Type

Pop-Up
Pop-Up

Video Recording

1920x1080 @ 30 fps
Full HD @30 fps
HD @30 fps

Compare Camera Samples

Battery

Battery Rating

Very Good
Very Good

Capacity

3765 mAh
4000 mAh

Battery Type

Li-ion
Li-Polymer

Quick Charging

Yes 20W VOOC Charging v3.0
Yes 18W Quick Charging v3.0

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

15h 38m
13h 38m

Charging Time (20% to 100%) (The lower, the better)

1h 9m 24s
1h 38m 18s

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB

Storage Type

UFS 2.1
UFS 2.1

Expandable Storage

No
No

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G
5G Not Supported 4G

VoLTE

Yes
Yes

SIM 1

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5)

SIM 2

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5)

SAR Value

N/A
Head: 1.07 W/kg Body: 0.723 W/kg

Wi-Fi

Yes Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Yes Wi-Fi 5 (802.11 b/g/n/ac) MIMO

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

No
N/A

Multimedia

Audio Jack

3.5 mm
3.5 mm

Audio Features

Dolby Atmos
N/A

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen

Fingerprint Sensor Type

Optical
Optical

Other Sensors

Light sensor Proximity sensor Accelerometer Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope