Screen size
mblu 21Winner: 6.8"+19%
MX4 Pro5.5"
Quick verdict
mblu 21 leads the measured specs 9-7.
Measured wins
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9
spec wins
Overall winner
Ties
2
equal specs
MX4 Pro
7
spec wins
Screen size
Technology
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GSM / HSPA / LTE
MX4 Pro
GSM / HSPA / LTE
2G bands
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GSM 850 / 900 / 1800 / 1900
MX4 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
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HSDPA 850 / 900 / 1900 / 2100
MX4 Pro
HSDPA 850 / 900 / 1900 / 2100 , TD-SCDMA - China Mobile
4G bands
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LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
MX4 Pro
1, 3, 7, 38, 39, 40, 41 - China Mobile
Speed
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HSPA, LTE
MX4 Pro
HSPA, LTE Cat4 150/50 Mbps
Announced
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2024, November 27
MX4 Pro
2014, October. Released 2014, December
Status
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Available. Released 2024, November
MX4 Pro
Discontinued
Dimensions
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-
MX4 Pro
150.1 x 77 x 9 mm (5.91 x 3.03 x 0.35 in)
Weight
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-
MX4 Pro
158 g (5.57 oz)
SIM
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Nano-SIM + Nano-SIM
MX4 Pro
Micro-SIM
Type
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IPS LCD, 90Hz
MX4 Pro
IPS LCD
Size
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6.79 inches, 109.5 cm2
MX4 Pro
5.5 inches, 85.2 cm2 (~73.7% screen-to-body ratio)
Resolution
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720 x 1640 pixels (~264 ppi density)
MX4 Pro
1536 x 2560 pixels, 5:3 ratio (~546 ppi density)
Protection
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-
MX4 Pro
Corning Gorilla Glass 3
OS
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Android 14
MX4 Pro
Android 4.4.4 (KitKat), Flyme 4
Chipset
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Unisoc T606 (12 nm)
MX4 Pro
Exynos 5430 Octa (20 nm)
CPU
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Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
MX4 Pro
Octa-core (4x2.0 GHz Cortex-A15 & 4x1.5 GHz Cortex-A7)
GPU
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Mali-G57 MP1
MX4 Pro
Mali-T628MP6
Card slot
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Unspecified
MX4 Pro
No
Internal
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64GB 4GB RAM
MX4 Pro
16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM
Other
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-
MX4 Pro
eMMC 5.0
Single
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13 MP, AF auxiliary lens
MX4 Pro
20.7 MP, f/2.2, 1/2.3", AF
Features
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LED flash, panorama, HDR
MX4 Pro
Dual-LED dual-tone flash, HDR, panorama
Video
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Yes
MX4 Pro
4K@30fps, 1080p@30fps
Single
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8 MP
MX4 Pro
5 MP, f/2.0
Video
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Yes
MX4 Pro
1080p@30fps
Loudspeaker
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Yes
MX4 Pro
Yes
3.5mm jack
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Unspecified
MX4 Pro
Yes
WLAN
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Wi-Fi 802.11 a/b/g/n/ac, dual-band
MX4 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
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5.0, A2DP
MX4 Pro
4.0, A2DP, LE
Positioning
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GPS
MX4 Pro
GPS, GLONASS, BDS, QZSS
NFC
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No
MX4 Pro
Yes
Radio
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No
MX4 Pro
No
USB
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USB Type-C
MX4 Pro
microUSB 2.0, OTG
Sensors
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Fingerprint (side-mounted); unspecified sensors
MX4 Pro
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Type
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4900 mAh
MX4 Pro
Li-Ion 3350 mAh, non-removable
Colors
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Black, Blue, White
MX4 Pro
Gray, Gold, White
Models
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M2416
MX4 Pro
MX4 Pro
Price
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-
MX4 Pro
About 400 EUR