Screen size
A40Winner: 6.9"+3.1%
X506.7"
Quick verdict
X50 leads the measured specs 9-5.
Measured wins
A40
5
spec wins
Ties
4
equal specs
X50
9
spec wins
Overall winner
Screen size
Technology
A40
GSM / HSPA / LTE
X50
GSM / CDMA / HSPA / LTE
2G bands
A40
GSM 850 / 900 / 1800 / 1900
X50
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
3G bands
A40
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
X50
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
A40
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 39, 40, 41, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
X50
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 40, 41, 66
Speed
A40
HSPA, LTE
X50
HSPA, LTE
Announced
A40
2025, July
X50
2021
Status
A40
Available. Released 2025, July
X50
Available. Released 2021
Dimensions
A40
172.3 x 78.1 x 8.8 mm (6.78 x 3.07 x 0.35 in)
X50
166.8 x 77.6 x 8.8 mm (6.57 x 3.06 x 0.35 in)
Weight
A40
-
X50
213 g (7.51 oz)
SIM
A40
Nano-SIM + Nano-SIM
X50
Nano-SIM + Nano-SIM
Type
A40
IPS LCD, 120Hz
X50
IPS LCD
Size
A40
6.88 inches, 112.4 cm2 (~83.5% screen-to-body ratio)
X50
6.67 inches, 107.4 cm2 (~83.0% screen-to-body ratio)
Resolution
A40
720 x 1640 pixels (~260 ppi density)
X50
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
A40
Mohs level 6
X50
-
OS
A40
Android 15
X50
Android 11
Chipset
A40
Unisoc T606 (12 nm)
X50
Mediatek MT6771V/CA Helio P60 (12 nm)
CPU
A40
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
X50
Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
GPU
A40
Mali-G57 MP1
X50
Mali-G72 MP3
Card slot
A40
microSDXC
X50
microSDXC (uses shared SIM slot)
Internal
A40
64GB 4GB RAM, 256GB 8GB RAM
X50
128GB 8GB RAM
Dual
A40
48 MP, (wide), PDAF 2 MP, (ultrawide)
X50
-
Features
A40
LED flash
X50
LED flash
Video
A40
Yes
X50
Yes
Quad
A40
-
X50
64 MP, (wide), PDAF 16 MP, 125˚ (ultrawide) 5 MP (macro), AF Auxiliary lens
Single
A40
16 MP
X50
32 MP
Video
A40
Yes
X50
Yes
Loudspeaker
A40
Yes, with stereo speakers
X50
Yes
3.5mm jack
A40
No
X50
Unspecified
WLAN
A40
Wi-Fi 802.11 a/b/g/n/ac, dual-band
X50
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
A40
5.0, A2DP, LE
X50
4.2, A2DP
Positioning
A40
GPS, GALILEO, GLONASS, BDS
X50
GPS, GLONASS, GALILEO, BDS
NFC
A40
Yes
X50
Yes
Radio
A40
Unspecified
X50
Unspecified
USB
A40
USB Type-C, OTG
X50
microUSB, OTG
Sensors
A40
Accelerometer, proximity
X50
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
A40
5100 mAh
X50
4500 mAh
Colors
A40
Black, Purple, Titan Grey
X50
Black, Green