Xiaomi Redmi K20 vs OPPO F15

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Comparing the Xiaomi Redmi K20 vs OPPO F15 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 F15 scores 1,430, making Xiaomi Redmi K20 the better performer.


Display: OPPO F15 offers a screen size of 6.4 inches, while Xiaomi Redmi K20 offers 6.39 inches, making OPPO F15 the larger display of the two. Both Xiaomi Redmi K20 and OPPO F15 feature the same AMOLED display.


Rear Camera: Both Xiaomi Redmi K20 and OPPO F15 feature a 48 MP primary rear camera.


Front Camera: Xiaomi Redmi K20 offers a higher front camera resolution with 20 MP, while OPPO F15 offers 16 MP, making Xiaomi Redmi K20 better for front camera photography.


Battery: Xiaomi Redmi K20 delivers longer battery life with 13h 38m, while OPPO F15 delivers 7h 24m, making Xiaomi Redmi K20 the better pick for all day usage.


Storage: Xiaomi Redmi K20 offers higher internal storage with 64 GB, while OPPO F15 offers 128 GB, making Xiaomi Redmi K20 the better option for storage.


Expert Review: The editorial team rates both Xiaomi Redmi K20 and OPPO F15 equally at 7.


User Rating: Xiaomi Redmi K20 receives a higher user rating of 4.5, while OPPO F15 has a rating of 4.4.

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Xiaomi Redmi K20
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OPPO F15
₹18,989
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Summary

Spec Score

78%
76%
79%

Release Date

22 Jul, 2019
16 Jan, 2020
19 Oct, 2026

Performance

Snapdragon 730
MediaTek Helio P70
Samsung Exynos 1330
Octa Core (upto 2.2 GHz)
Octa Core (upto 2.1 GHz)
Octa Core (upto 2.4 GHz)
6 GB RAM
8 GB RAM
4 GB/ 6 GB/ 8 GB/ RAM

Display

6.39 inches (16.23 cm)
6.4 inches (16.26 cm)
6.7 inches (17.02 cm)
AMOLED
AMOLED
Super AMOLED
1080x2340 px (FHD+)
1080x2400 px (FHD+)
1080x2340 px (FHD+)
N/A
60 Hz Refresh Rate
90 Hz Refresh Rate

Rear Camera

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

Front Camera

20 MP
16 MP
Wide Angle Lens
13 MP
Wide Angle Lens

Battery

4000 mAh
4000 mAh
5000 mAh
18W Quick Charging
20W VOOC Charging
25W Fast Charging
N/A
N/A
No Wireless Charging

Storage

64 GB
128 GB
128 GB
UFS 2.1
UFS 2.1
UFS 2.2

Expert Review

7.0/10
7.0/10
N/A

Pros

  • Stunning design
  • Reliable rear-facing cameras
  • Hi-res certified headphone jack
  • Great design
  • Reliable rear-facing cameras 
  • Good battery management
  • Device yet to be reviewed

Cons

  • Could've been priced more competitively
  • Selfie-camera needs a rework
  • Performance is an issue
  • Monochrome sensor does not make sense
  • No Android 10 out-of-the-box
  • Device yet to be reviewed

User Ratings

4.5/5
(53,168 ratings)
4.4/5
(28,485 ratings)
N/A

Benchmarks (The higher, the better)

209,539
AnTuTu Score
195,381
AnTuTu Score
N/A
13h 38m
Battery Life (PC Mark)
7h 24m
Battery Life (PC Mark)
N/A

Compare Prices

Not Available in any store
Not Available in any store
₹17,999
@ Flipkart

Video

Videos
7 More Videos
Videos
3 More Videos
There are no videos available for the device.

User Feedback

General

Launch Date

Jul 22, 2019
(Official)
Jan 16, 2020
(Official)
N/A

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)
Android v15

OS Updates

N/A
N/A
5 Year

Security Updates

N/A
N/A
5 Year

Custom UI

MIUI
ColorOS
Samsung One UI

Performance

Performance Rating

Good
Good
Good

Chipset

Qualcomm Snapdragon 730
MediaTek Helio P70
Samsung Exynos 1330
View Details

Processor

Octa core

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

2.1 GHz, Quad core, Cortex A73 2 GHz, Quad core, Cortex A53
Octa core

2.4 GHz, Dual core, Cortex A78 2 GHz, Hexa Core, Cortex A55

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

8 nm
12 nm
5 nm

Graphics (GPU)

Adreno 618
Mali-G72 MP3
Mali-G68 MP2

RAM

6 GB
4 GB / 8 GB
4 GB

RAM Type

LPDDR4X
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.

209,539
195,381
N/A

Bootup Time (The lower, the better)

15.0 s
23.0 s
N/A

Gaming Test Results

Battery Drain* (The lower, the better)

12.0 %
9.0 %
N/A

Heating* (The lower, the better)

22.4 %
46.0 %
N/A
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent
Excellent

Display Type

AMOLED
AMOLED
Super AMOLED

Screen Size

6.39 inches  (16.23 cm)
6.4 inches  (16.26 cm)
6.7 inches  (17.02 cm)

Resolution

1080x2340 px (FHD+)
1080x2400 px (FHD+)
1080x2340 px (FHD+)

Brightness

N/A
430 nits
N/A

Peak Brightness

N/A
N/A
1100 nits

HBM Brightness

N/A
N/A
800 nits

Refresh Rate

N/A
60 Hz
90 Hz

Aspect Ratio

19.5:9
20:9
19.5:9

Pixel Density

403 ppi
411 ppi
387 ppi

Screen to Body Ratio (calculated)

85.9 %
84.21 %
85.86 %

Screen Protection

Corning Gorilla
Corning Gorilla
Corning Gorilla Glass Victus

Bezel-less Display

Yes
Yes with waterdrop notch
Yes with notch

HDR 10 / HDR+ Support

Yes
N/A
N/A

Screen to Body Ratio (claimed by the brand)

91.9 %
90.7 %
84.70 %

Design

Height

156.7 mm
160.2 mm
164.4 mm

Width

74.3 mm
73.3 mm
77.9 mm

Thickness

8.8 mm
7.9 mm
7.5 mm

Weight

191 grams
172 grams
192 grams

Build Material

Back: Gorilla Glass
Back: Mineral Glass
Back: Glass Fiber

Water Resistance

N/A
N/A
Yes Splash proof IP54

Ruggedness

N/A
N/A
Dust proof

Rear Camera

Rear Camera Rating

Very Good
Very Good
Very Good

Resolution

48 MP
Primary Cameraf/1.751/2" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
48 MP
Primary Camera5x Digital Zoomf/1.794.71 mm focal length 1/2.25" sensor size 0.8µm pixel size
50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle1/2.76" sensor size S5KJN1 0.64µm pixel size
13 MP
f/2.4 Ultra-Wide Angle Camera1/3" sensor size 1.12µm pixel size
8 MP
f/2.25 Ultra-Wide Angle Camera1.66 mm focal length 1/4.0" sensor size 1.12µm pixel size
5 MP
f/2.2 Ultra-Wide Angle Camera1/5.0" sensor size 1.12µm pixel size
8 MP
f/2.4 Telephoto Camera1/4.0" sensor size 1.12µm pixel size
2 MP
f/2.4 Macro Camera1.77 mm focal length 1/5.0" sensor size 1.75µm pixel size
2 MP
f/2.4 Macro Camera1/5.0" sensor size 1.75µm pixel size
N/A
2 MP
f/2.4 Depth Camera1.77 mm focal length 1/5.0" sensor size 1.75µm pixel size
N/A

Autofocus

Yes Phase Detection Autofocus
Yes Phase Detection Autofocus
Yes

OIS

N/A
N/A
Yes

Flash

Yes Dual LED Flash
Yes LED Flash
Yes LED Flash

Image Resolution

8000 x 6000 Pixels
8000 x 6000 Pixels
8160 x 6120 Pixels

Settings

Exposure compensation ISO control
Exposure compensation ISO control
Exposure compensation ISO control

Shooting Modes

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

Camera Features

Auto Flash
Face detection
Touch to focus
5 x Digital Zoom
Auto Flash
Face detection
Touch to focus
10 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

4k @30 fps
Full HD @60 fps
HD @120 fps
Full HD @30 fps
HD @30 fps
Full HD @30 fps
HD @120 fps

Video Recording Features

N/A
N/A
Video Pro Mode

Front Camera

Front Camera Rating

Very Good
Very Good
Very Good

Resolution

20 MP
f/2.2 Primary Camera1/3.4" sensor size 0.8µm pixel size
16 MP
f/2.0 Wide Angle Primary Camera3.54 mm focal length 1/3.1" sensor size CMOS 1µm pixel size
13 MP
f/2.0 Wide Angle Primary Camera1/3.1" sensor size 1.12µm pixel size

Camera Type

Pop-Up
N/A
N/A

Autofocus

N/A
N/A
No

Flash

N/A
N/A
No

Camera Features

N/A
N/A
Fixed Focus

Video Recording

Full HD @30 fps
HD @30 fps
Full HD @30 fps
HD @30 fps
Full HD @30 fps

Battery

Battery Rating

Very Good
Good
Very Good

Capacity

4000 mAh
4000 mAh
5000 mAh

Battery Type

Li-Polymer
Li-Polymer
Li-ion

Quick Charging

Yes 18W Quick Charging v3.0
Yes 20W VOOC Charging v3.0 50% in 30 minutes
Yes 25W Fast Charging

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.

13h 38m
7h 24m
N/A

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

1h 38m 18s
1h 1m 23s
N/A

Storage

Internal Storage

64 GB / 128 GB
128 GB
128 GB

Storage Type

UFS 2.1
UFS 2.1
UFS 2.2

Expandable Storage

No
Yes Up to 256 GB
Yes Up to 2 TB

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano (Hybrid)

Network Support

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

VoLTE

Yes
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) / 900(band 8) / 850(band 5)
5G Bands:
FDD N1 / N3 / N5 / N7 / N8 / N20 / N26 / N28 / N66
TDD N38 / N40 / N41 / N66 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) / 700 (band 12)
View More

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) / 900(band 8) / 850(band 5)
5G Bands:
FDD N1 / N3 / N5 / N7 / N8 / N20 / N26 / N28 / N66
TDD N38 / N40 / N41 / N66 / N77 / N78
N/A
N/A
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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) / 1700(band 66) / 700 (band 12)
View More

SAR Value

Head: 1.07 W/kg Body: 0.723 W/kg
Head: 1.20 W/kg Body: 0.55 W/kg
Head: 0.640 W/kg

Wi-Fi

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

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v4.2
Yes v5.3

GPS

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

NFC

N/A
No
Yes

Multimedia

Audio Jack

3.5 mm
3.5 mm
USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen
Side

Fingerprint Sensor Type

Optical
Optical
Capacitive

Other Sensors

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

Compare Prices

Not Available in any store
Not Available in any store
₹17,999
@ Flipkart