Screen size
K20 (2019)5.5"
W10 AlphaWinner: 5.7"+4.6%
Quick verdict
W10 Alpha leads the measured specs 8-3.
Measured wins
K20 (2019)
3
spec wins
Ties
6
equal specs
W10 Alpha
8
spec wins
Overall winner
Screen size
Technology
K20 (2019)
GSM / HSPA / LTE
W10 Alpha
GSM / HSPA / LTE
2G bands
K20 (2019)
GSM 850 / 900 / 1800 / 1900
W10 Alpha
GSM 850 / 900 / 1800 / 1900
3G bands
K20 (2019)
HSDPA 850 / 900 / 1900 / 2100
W10 Alpha
HSDPA 850 / 900 / 2100
4G bands
K20 (2019)
1, 3, 7, 8, 20, 38
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
W10 Alpha
1, 3, 5, 8, 40, 41
Speed
K20 (2019)
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
W10 Alpha
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat13 600/150 Mbps
Announced
K20 (2019)
2019, August. Released 2019, September
W10 Alpha
2020, February 19. Released 2020, February 19
Status
K20 (2019)
Discontinued
W10 Alpha
Discontinued
Dimensions
K20 (2019)
148.6 x 71.9 x 8.3 mm (5.85 x 2.83 x 0.33 in)
W10 Alpha
147.3 x 71 x 8.9 mm (5.80 x 2.80 x 0.35 in)
Weight
K20 (2019)
152 g (5.36 oz)
W10 Alpha
170 g (6.00 oz)
Build
K20 (2019)
Glass front, plastic back, plastic frame
W10 Alpha
-
SIM
K20 (2019)
Nano-SIM + Nano-SIM
W10 Alpha
Nano-SIM + Nano-SIM
Other
K20 (2019)
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
W10 Alpha
-
Type
K20 (2019)
IPS LCD
W10 Alpha
IPS LCD
Size
K20 (2019)
5.45 inches, 76.7 cm2 (~71.7% screen-to-body ratio)
W10 Alpha
5.71 inches, 81.7 cm2 (~78.1% screen-to-body ratio)
Resolution
K20 (2019)
480 x 960 pixels, 18:9 ratio (~197 ppi density)
W10 Alpha
720 x 1512 pixels, 19:9 ratio (~293 ppi density)
OS
K20 (2019)
Android 9.0 Pie (Go edition)
W10 Alpha
Android 9.0 (Pie)
Chipset
K20 (2019)
Mediatek MT6739 (28 nm)
W10 Alpha
Unisoc SC9863A (28 nm)
CPU
K20 (2019)
Quad-core 1.5 GHz Cortex-A53
W10 Alpha
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU
K20 (2019)
PowerVR GE8100
W10 Alpha
IMG8322
Card slot
K20 (2019)
microSDHC (dedicated slot)
W10 Alpha
microSDXC (dedicated slot)
Internal
K20 (2019)
16GB 1GB RAM
W10 Alpha
32GB 3GB RAM
Other
K20 (2019)
eMMC 5.1
W10 Alpha
eMMC 5.1
Single
K20 (2019)
8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm, AF
W10 Alpha
8 MP, AF
Features
K20 (2019)
LED flash, panorama, HDR
W10 Alpha
LED flash, panorama, HDR
Video
K20 (2019)
1080p@30fps
W10 Alpha
1080p@30fps
Single
K20 (2019)
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
W10 Alpha
8 MP
Features
K20 (2019)
LED flash
W10 Alpha
-
Video
K20 (2019)
W10 Alpha
720p@30fps
Loudspeaker
K20 (2019)
Yes
W10 Alpha
Yes
3.5mm jack
K20 (2019)
Yes
W10 Alpha
Yes
WLAN
K20 (2019)
Wi-Fi 802.11 b/g/n
W10 Alpha
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
K20 (2019)
5.0, A2DP, LE
W10 Alpha
4.1, A2DP, LE
Positioning
K20 (2019)
GPS
W10 Alpha
GPS
NFC
K20 (2019)
No
W10 Alpha
No
Radio
K20 (2019)
No
W10 Alpha
FM radio
USB
K20 (2019)
microUSB 2.0
W10 Alpha
microUSB 2.0, OTG
Sensors
K20 (2019)
Accelerometer, proximity
W10 Alpha
Accelerometer, proximity
Type
K20 (2019)
Li-Ion 3000 mAh, non-removable
W10 Alpha
Li-Po 3450 mAh
Colors
K20 (2019)
New Aurora Black, New Moroccan Blue
W10 Alpha
Black, Blue
Models
K20 (2019)
LM-X120EMW, LMX120EMW, LM-X120, LMX120BMW
W10 Alpha
LMX210, LMX210LMW, LM-X210LMW
Price
K20 (2019)
About 100 EUR
W10 Alpha
About 130 EUR