Screen size
Blue 20Winner: 6.5"+16%
M8c5.5"
Quick verdict
Blue 20 leads the measured specs 13-2.
Measured wins
Blue 20
13
spec wins
Overall winner
Ties
4
equal specs
M8c
2
spec wins
Screen size
Technology
Blue 20
GSM / HSPA / LTE / 5G
M8c
GSM / HSPA / LTE
2G bands
Blue 20
GSM 850 / 900 / 1800 / 1900
M8c
GSM 850 / 900 / 1800 / 1900
3G bands
Blue 20
HSDPA 850 / 900 / 1900 / 2100
M8c
HSDPA 850 / 900 / 1900 / 2100
4G bands
Blue 20
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
M8c
1, 3, 5, 7, 8, 20, 40
5G bands
Blue 20
SA/NSA
M8c
-
Speed
Blue 20
HSPA, LTE, 5G
M8c
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Blue 20
2024, July 17
M8c
2018, May. Released 2018, June
Status
Blue 20
Available. Released 2024, July
M8c
Discontinued
Dimensions
Blue 20
8.3 mm thickness
M8c
146.4 x 70 x 8.5 mm (5.76 x 2.76 x 0.33 in)
Weight
Blue 20
-
M8c
140 g (4.94 oz)
SIM
Blue 20
Nano-SIM + Nano-SIM
M8c
Nano-SIM + Nano-SIM
Type
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IPS LCD, 90Hz
M8c
IPS LCD
Size
Blue 20
6.52 inches, 102.6 cm2
M8c
5.45 inches, 76.7 cm2 (~74.8% screen-to-body ratio)
Resolution
Blue 20
1080 x 2400 pixels, 20:9 ratio (~404 ppi density)
M8c
720 x 1440 pixels, 18:9 ratio (~295 ppi density)
OS
Blue 20
Flyme AIOS
M8c
Android 7.0 (Nougat), Flyme UI
Chipset
Blue 20
Unisoc T765 (6 nm)
M8c
Qualcomm MSM8917 Snapdragon 425 (28 nm)
CPU
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Octa-core (2x2.3 GHz Cortex-A76 & 6x2.1 GHz Cortex-A55)
M8c
Quad-core 1.4 GHz Cortex-A53
GPU
Blue 20
Mali-G57 MC2
M8c
Adreno 308
Card slot
Blue 20
microSDXC
M8c
microSDXC (uses shared SIM slot)
Internal
Blue 20
128GB 6GB RAM, 256GB 8GB RAM
M8c
16GB 2GB RAM, 32GB 2GB RAM
Other
Blue 20
-
M8c
eMMC 5.1
Dual
Blue 20
13 MP, AF (interpolated to 50 MP) Secondary unspecified camera
M8c
-
Features
Blue 20
LED flash, panorama, HDR
M8c
LED flash
Video
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4K@30fps, 1080p@30fps
M8c
1080p@30fps
Single
Blue 20
-
M8c
13 MP, f/2.2, PDAF
Single
Blue 20
5 MP (interpolated to 8 MP)
M8c
8 MP, f/2.0
Video
Blue 20
1080p@30fps
M8c
Loudspeaker
Blue 20
Yes, with stereo speakers
M8c
Yes
3.5mm jack
Blue 20
Yes
M8c
Yes
WLAN
Blue 20
Wi-Fi 802.11 a/b/g/n/ac, dual-band
M8c
Wi-Fi 802.11 a/b/g/n
Bluetooth
Blue 20
5.0, A2DP
M8c
4.1, A2DP, LE
Positioning
Blue 20
GPS, GALILEO, GLONASS, BDS
M8c
GPS
NFC
Blue 20
Unspecified
M8c
No
Radio
Blue 20
No
M8c
FM radio
USB
Blue 20
USB Type-C
M8c
microUSB 2.0
Sensors
Blue 20
Fingerprint (side-mounted); unspecified sensors
M8c
Accelerometer, proximity
Type
Blue 20
5010 mAh
M8c
Li-Ion 3070 mAh, non-removable
Colors
Blue 20
Black, White, Purple
M8c
Black, Gold, Blue, Red
Price
Blue 20
-
M8c
About 140 EUR