Side-by-side technical data

Infinix Smart 6 HD vs ZTE Blade A51

Comparison between Infinix Smart 6 HD and ZTE Blade A51: camera, battery, fast charging, display, performance and colors, side by side. More phones from Infinix and ZTE.

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Infinix

Smart 6 HD

ZTE

Blade A51

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The verdict

Your pick: ZTE Blade A51, ahead on Design & display, Camera and Connectivity. Unless Battery & charging decides it for you.

Category
Category	Smart 6 HD	Blade A51
Design & display	4.2	5.1
Performance & hardware	1.6	1.6
Camera	1.3	2.0
Connectivity	3.9	4.5
Battery & charging	5.1	2.5

Which one is for you?

Infinix Smart 6 HD, if you care about…

Battery Capacity: 5,000 mAh; against 3,200 mAh
AnTuTu Score: 114,300; against 109,200
RAM Capacity: 3 GB; against 2 GB

ZTE Blade A51, if you care about…

Weight: 173.7 g; against 228 g
Body Thickness: 8.5 mm; against 9.1 mm

Specification comparison

Show differences only

Performance

Specification	Smart 6 HD	Blade A51
Processor Model	Unisoc SC9863A	Unisoc SC9863A
Processor Process Size	28 nm	28 nm
Graphics GPU	PowerVR GE8322	IMG8322
Storage Type	eMMC 5.1	eMMC 5.1
Maximum CPU Clock	1.6 GHz	1.6 GHz
Maximum Storage Capacity	64 GB	64 GB
AnTuTu Score	114,300 Best value	109,200
Geekbench 6 Single-Core	164	164
Geekbench 6 Multi-Core	725	725
CPU Description	Octa-core CPU with four Cortex-A55 cores at 1.6 GHz and four Cortex-A55 cores at 1.2 GHz	Octa-core CPU with four Cortex-A55 cores at 1.6 GHz and four Cortex-A55 cores at 1.2 GHz.
Processor Type	Octa-Core	Octa-Core
64-Bit Processor	Yes	Yes
RAM Capacity	3 GB Best value	2 GB
RAM Type	DDR4	DDR4
Expandable Storage	Yes	Yes
AnTuTu version	v9	v9

Design

Specification	Smart 6 HD	Blade A51
Body Colors	Black, Blue, Brown, Green, Cyan	Blue, Grey
Body Thickness	9.1 mm	8.5 mm Best value
Body Width	76.4 mm	75.6 mm
Body Height	165.6 mm	166.5 mm
Weight	228 g	173.7 g Best value
Usable Surface	83.1 % Best value	82 %
Body Materials	Glass, Plastic	Plastic

Battery

Specification	Smart 6 HD	Blade A51
Battery Capacity	5,000 mAh Best value	3,200 mAh
Battery Type	Li-Polymer	Li-Ion
Fast Charge Power	10 W	—
Battery Features	Fast Charging, Removable, Battery Level Indicator, Rechargeable	Non-Removable, Rechargeable, Battery Level Indicator

Display

Specification	Smart 6 HD	Blade A51
Display Aspect Ratio	20:9	20:9
Display Technology	IPS LCD	IPS LCD
Peak Display Brightness	500 nits	—
Display Diagonal	6.6″ Best value	6.52″
Display Horizontal Resolution	720 px	720 px
Display Vertical Resolution	1,600 px	1,600 px
Display Pixel Density	266 ppi	269 ppi Best value
Display Features	IPS LCD, Water Drop Notch, Capacitive Touch, Multi-Touch, Color LED Notifications, Frameless	Water Drop Notch, Capacitive Touch, Multi-Touch, Frameless, IPS LCD, Touchscreen

Sensors

Specification	Smart 6 HD	Blade A51
Fingerprint Sensor Placement	—	Rear

Sensor

Specification	Smart 6 HD	Blade A51
Sensor Features	Accelerometer, Proximity Sensor, Light Sensor, Gravity Sensor, Fingerprint Sensor	Fingerprint Sensor, Accelerometer, Proximity Sensor, Light Sensor

Software

Specification	Smart 6 HD	Blade A51
Operating System	Android 11	Android 11
OS Family	Android	Android
OS Version	11	11
Google Services	Yes	Yes

Connectivity

Specification	Smart 6 HD	Blade A51
SIM Configurations	Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM	Dual Nano-SIM, Dual SIM Dual Standby
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B3, 3G UMTS B5, 3G UMTS B8, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41
Cellular Technologies	GSM, HSPA, LTE, 4G	GSM, HSPA, UMTS, LTE, 4G
Wi-Fi Standards	Wi-Fi 4 (802.11n), Wi-Fi 802.11 b/g/n	Wi-Fi 4 (802.11n), Wi-Fi 802.11 b/g/n
Wi-Fi Features	Wi-Fi 802.11 b/g/n, Wi-Fi Hotspot	Wi-Fi 802.11 b/g/n, Dual Band, Wi-Fi Hotspot
Bluetooth Version	Bluetooth 4.2	Bluetooth 4.2
Bluetooth Profiles	A2DP, LE	A2DP, LE
Navigation Systems	GPS, A-GPS, GLONASS, BeiDou, Galileo Best value	GPS, A-GPS, GLONASS, Galileo
Connectivity Features	3.5 mm Audio Jack, FM Radio, microUSB, USB Charging, USB OTG, Computer Sync, OTA Sync, USB Mass Storage, Tethering	3.5 mm Audio Jack, NFC, FM Radio, USB Type-C, USB Charging, USB Mass Storage, USB OTG, Computer Sync, OTA Sync, Tethering, VoLTE
USB Version	microUSB	USB 2.0
Max. download speed	300 Mbps	300 Mbps
Max. upload speed	150 Mbps	150 Mbps

Audio

Specification	Smart 6 HD	Blade A51
Audio Features	DTS, DTS:X, A2DP, LE, Loudspeaker	A2DP, LE, Loudspeaker

Technical

Specification	Smart 6 HD	Blade A51
Model numbers	X6512	—