Side-by-side technical data

vivo iQOO Z1x vs Samsung Galaxy M31

Comparison between vivo iQOO Z1x and Samsung Galaxy M31: camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo and Samsung.

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vivo

iQOO Z1x

Samsung

Galaxy M31

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The verdict

Your pick: vivo iQOO Z1x, ahead on Design & display, Performance & hardware and Connectivity. Unless Camera decides it for you.

Category
Category	iQOO Z1x	Galaxy M31
Design & display	6.4	6.1
Performance & hardware	4.4	3.8
Camera	4.6	5.8
Connectivity	6.3	5.8
Battery & charging	5.6	5.8

Which one is for you?

vivo iQOO Z1x, if you care about…

AnTuTu Score: 323,500; against 180,011
Bluetooth Version: Bluetooth 5.1; against Bluetooth 5.0
Display Refresh Rate: 120 Hz; against 60 Hz
Maximum Storage Capacity: 256 GB; against 128 GB

Samsung Galaxy M31, if you care about…

Battery Capacity: 6,000 mAh; against 5,000 mAh
Display Technology: AMOLED; against IPS LCD
Weight: 191 g; against 199.5 g
Expandable Storage: Yes; against No

Specification comparison

Show differences only

Performance

Specification	iQOO Z1x	Galaxy M31
Processor Model	Qualcomm SM7250 Snapdragon 765 5G	Samsung Exynos 9611
Processor Process Size	7 nm Best value	10 nm
Graphics GPU	Qualcomm Adreno 620	Mali-G72 MP3
Storage Type	UFS 2.1	UFS 2.1
Maximum CPU Clock	2.4 GHz Best value	2.3 GHz
Maximum Storage Capacity	256 GB Best value	128 GB
AnTuTu Score	323,500 Best value	180,011
CPU Description	Octa-core processor with 1x2.4 GHz Kryo 475 Prime, 1x2.2 GHz Kryo 475 Gold, and 6x1.8 GHz Kryo 475 Silver	Octa-core CPU with four Cortex-A73 cores at 2.3 GHz and four Cortex-A53 cores at 1.7 GHz.
Processor Type	Octa-Core	Octa-Core
64-Bit Processor	Yes	Yes
RAM Capacity	8 GB	8 GB
RAM Type	LPDDR4X	LPDDR4X
Expandable Storage	No	Yes Best value
AnTuTu version	v8	v8

Design

Specification	iQOO Z1x	Galaxy M31
Body Colors	Black, Blue, White	Blue, Black, Red
Body Thickness	9.1 mm	8.9 mm Best value
Body Width	76.5 mm	75.1 mm
Body Height	164.2 mm	159.2 mm
Weight	199.5 g	191 g Best value
Usable Surface	83.6 %	84.1 % Best value
Body Materials	Plastic, Aluminium Alloy Best value	Glass, Plastic

Battery

Specification	iQOO Z1x	Galaxy M31
Battery Capacity	5,000 mAh	6,000 mAh Best value
Battery Type	Li-Polymer	Li-Polymer
Fast Charge Power	33 W Best value	15 W
Battery Features	Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator	Non-Removable, Fast Charging, Rechargeable, Battery Level Indicator

Display

Specification	iQOO Z1x	Galaxy M31
Display Aspect Ratio	20:9	19.5:9
Display Technology	IPS LCD	AMOLED Best value
Peak Display Brightness	—	420 nits
Display Diagonal	6.57″ Best value	6.4″
Display Horizontal Resolution	1,080 px	1,080 px
Display Vertical Resolution	2,408 px Best value	2,340 px
Display Pixel Density	402 ppi	403 ppi Best value
Display Refresh Rate	120 Hz Best value	60 Hz
Display Contrast Ratio	1,500 :1	—
Display Features	IPS LCD, HDR10, Hole-Punch Notch, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless	Gorilla Glass 3, AMOLED, Water Drop Notch, Capacitive Touch, Multi-Touch, Frameless, Always-On Display

Sensors

Specification	iQOO Z1x	Galaxy M31
Fingerprint Sensor Placement	Side	Rear

Sensor

Specification	iQOO Z1x	Galaxy M31
Sensor Features	Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gravity Sensor, Gyroscope, Light Sensor, Cooling System	Fingerprint Sensor, Accelerometer, Gyroscope, Compass, Proximity Sensor

Software

Specification	iQOO Z1x	Galaxy M31
Operating System	Android 10	Android 10
OS Family	Android	Android
OS Version	10	10
OS Update Support	—	2 years
Google Services	No	Yes Best value
Widevine L1	—	Yes

Connectivity

Specification	iQOO Z1x	Galaxy M31
SIM Configurations	Dual Nano-SIM, Dual SIM Dual Standby	Dual Nano-SIM, Dual SIM Dual Standby
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA B2, 2G CDMA B3, 2G CDMA B5, 2G CDMA B8, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 3G UMTS 1700 AWS, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n41, 5G NR n77, 5G NR n78	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 3G UMTS B850, 3G UMTS B900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 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 B12, 4G LTE B13, 4G LTE B17, 4G LTE B20, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41, 4G LTE B66
Cellular Technologies	GSM, CDMA, HSPA, EVDO, LTE, 5G Best value	GSM, HSPA, UMTS, LTE, 4G
Wi-Fi Standards	Wi-Fi 802.11a/b/g/n/ac	Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Wi-Fi Features	Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, MIMO	Dual Band, Wi-Fi Hotspot, Wi-Fi Direct
Bluetooth Version	Bluetooth 5.1 Best value	Bluetooth 5.0
Bluetooth Profiles	A2DP, LE, aptX HD	A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, HOGP
Navigation Systems	GPS, A-GPS, GLONASS, BeiDou, Galileo	GPS, A-GPS, GLONASS, Galileo, BeiDou
Connectivity Features	USB Charging, USB Mass Storage, USB OTG, USB Type-C, NFC, 3.5 mm Audio Jack, Computer Sync, OTA Sync, Tethering, VoLTE	3.5 mm Audio Jack, Virtual Proximity Sensing, NFC, FM Radio, USB Charging, USB Mass Storage, USB OTG, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE, ANT+
USB Version	USB 2.0	USB 2.0
SAR American Head	—	0.52 W/kg
SAR American Body	—	0.69 W/kg
SAR (EU) head	—	0.48 W/kg
SAR (EU) body	—	1.13 W/kg
Max. download speed	3,700 Mbps Best value	600 Mbps
Max. upload speed	1,600 Mbps Best value	150 Mbps

Audio

Specification	iQOO Z1x	Galaxy M31
Microphone Count	2	2
Audio Features	A2DP, LE, aptX HD, Loudspeaker, Hi-Res Audio	A2DP, LE, Loudspeaker, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, HOGP

Technical

Specification	iQOO Z1x	Galaxy M31
Model numbers	V2012A	SM-M315F, SM-M315F/DS, SM-M315F/DSN