Screen size
K22Winner: 6.2"+15%
X4+5.3"
Quick verdict
K22 leads the measured specs 6-3.
Measured wins
K22
6
spec wins
Overall winner
Ties
9
equal specs
X4+
3
spec wins
Screen size
Technology
K22
GSM / HSPA / LTE
X4+
GSM / HSPA / LTE
2G bands
K22
GSM 850 / 900 / 1800 / 1900
X4+
GSM 850 / 900 / 1800 / 1900
3G bands
K22
HSDPA 850 / 900 / 1900 / 2100 - International, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Brazil
X4+
HSDPA 850 / 900 / 1900 / 2100
4G bands
K22
1, 3, 5, 7, 8, 20, 28, 38, 40 - International, 1, 3, 7, 8, 20, 28 - Europe, 1, 3, 5, 7, 8, 20, 28, 40 - Brazil
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
X4+
1, 3, 5, 7, 8, 28, 38
Speed
K22
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
X4+
HSPA, LTE
Announced
K22
2020, September 12. Released 2020, September 12
X4+
2018, January. Released 2018, February
Status
K22
Discontinued
X4+
Discontinued
Dimensions
K22
155.7 x 75.4 x 8.4 mm (6.13 x 2.97 x 0.33 in)
X4+
148.6 x 75.1 x 8.6 mm (5.85 x 2.96 x 0.34 in)
Weight
K22
169.5 g (6.00 oz)
X4+
172.3 g (6.07 oz)
Build
K22
Glass front, plastic frame, plastic back
X4+
-
SIM
K22
Nano-SIM + Nano-SIM
X4+
Nano-SIM + Nano-SIM
Other
K22
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
X4+
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
K22
IPS LCD, 400 nits (typ)
X4+
IPS LCD
Size
K22
6.2 inches, 95.9 cm2 (~81.7% screen-to-body ratio)
X4+
5.3 inches, 77.4 cm2 (~69.4% screen-to-body ratio)
Resolution
K22
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
X4+
720 x 1280 pixels, 16:9 ratio (~277 ppi density)
OS
K22
Android 10
X4+
Android 7.0 (Nougat)
Chipset
K22
Qualcomm QM215 Snapdragon 215 (28 nm)
X4+
Qualcomm MSM8917 Snapdragon 425 (28 nm)
CPU
K22
Quad-core 1.3 GHz Cortex-A53
X4+
Quad-core 1.4 GHz Cortex-A53
GPU
K22
Adreno 308
X4+
Adreno 308
Card slot
K22
microSDXC
X4+
microSDXC
Internal
K22
32GB 2GB RAM, 64GB 3GB RAM
X4+
32GB 2GB RAM
Other
K22
eMMC 5.1
X4+
eMMC 5.1
Dual
K22
13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF 2 MP (macro)
X4+
-
Features
K22
LED flash, HDR
X4+
LED flash, HDR
Video
K22
1080p@30fps
X4+
1080p@30fps
Single
K22
-
X4+
13 MP, f/2.2, 1/3.1", 1.12µm, AF
Single
K22
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
X4+
5 MP, f/2.4, 1/5.0", 1.12µm
Video
K22
1080p@30fps
X4+
1080p@30fps
Loudspeaker
K22
Yes
X4+
Yes
3.5mm jack
K22
Yes
X4+
Yes
Other
K22
-
X4+
32-bit/192kHz Hi-Res audio
WLAN
K22
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
X4+
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct
Bluetooth
K22
5.0, A2DP, LE
X4+
4.2, A2DP, LE
Positioning
K22
GPS, GLONASS
X4+
GPS
NFC
K22
No
X4+
Yes
Radio
K22
FM radio (market/operator dependent)
X4+
FM radio
USB
K22
microUSB 2.0, OTG
X4+
microUSB 2.0
Sensors
K22
Accelerometer, proximity, compass
X4+
Fingerprint (rear-mounted), accelerometer, proximity, compass
Type
K22
Li-Po 3000 mAh
X4+
Li-Ion 3000 mAh, non-removable
Colors
K22
Titan, Blue
X4+
Lavender Violet, Moroccan Blue
Models
K22
LMK200Z, LMK200E, LMK200B, LM-K200
X4+
LM-X415L, LM-X410L, LM-X415S
Price
K22
About 140 EUR
X4+
About 200 EUR