vivo Z3x vs Samsung Galaxy M30s

Phones Images
PHONES
Phone Names vivo Z3x Samsung Galaxy M30s
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 5, 8, 34, 38, 39, 40, 411, 3, 5, 7, 8, 20, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 MbpsHSPA, LTE
TechnologyGSM / CDMA / HSPA / LTEGSM / HSPA / LTE
 CDMA 800 & TD-SCDMA-
Launch
Announced2019, April. Released 2019, May2019, September 18. Released 2019, October 30
StatusDiscontinuedDiscontinued
Body
BuildGlass front, plastic back, plastic frameGlass front, plastic back, plastic frame
Dimensions154.8 x 75 x 7.9 mm (6.09 x 2.95 x 0.31 in)159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight150 g (5.29 oz)188 g (6.63 oz)
Display
Resolution1080 x 2280 pixels, 19:9 ratio (~403 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size6.26 inches, 97.8 cm2 (~84.2% screen-to-body ratio)6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)
TypeIPS LCDSuper AMOLED, 420 nits (peak)
Platform
CPUOcta-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
ChipsetQualcomm SDM660 Snapdragon 660 (14 nm)Exynos 9611 (10 nm)
GPUAdreno 512Mali-G72 MP3
OSAndroid 9.0 (Pie), Funtouch 9Android 9.0 (Pie), upgradable to Android 11, One UI 3.0
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal64GB 4GB RAM, 64GB 6GB RAM64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 eMMC 5.1UFS 2.1
Main Camera
Dual13 MP, f/2.2, PDAF Auxiliary lens-
FeaturesLED flash, panoramaLED flash, panorama, HDR
Triple-48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm Auxiliary lens
Video1080p@30fps4K@30fps, 1080p@30fps, gyro-EIS
Selfie camera
Features-HDR
Single16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Video-1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoYes (market/region dependent)
PositioningGPS, GLONASS, BDSGPS, GLONASS, BDS
RadioFM radioFM radio, RDS, recording
USBmicroUSB 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Charging-15W wired
TypeLi-Ion 3260 mAh, non-removableLi-Po 6000 mAh, non-removable
Misc
ColorsBlack, Red, AuroraOpal Black, Sapphire Blue, Pearl White
ModelsV1730GASM-M307F, SM-M307FN, SM-M307F/DS, SM-M307FN/DS, SM-M3070
PriceAbout 160 EURAbout 260 EUR
SAR-0.47 W/kg (head)
SAR EU-0.49 W/kg (head)     1.13 W/kg (body)
Tests
Audio quality- Noise -93.7dB / Crosstalk -93.2dB
Battery life-Endurance rating 130h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Performance- AnTuTu: 152075 (v7), 180321 (v8) GeekBench: 5566 (v4.4), 1288 (v5.1) GFXBench: 8.7fps (ES 3.1 onscreen)
OUR TESTS
Audio quality-Noise -93.7dB / Crosstalk -93.2dB
Battery (old)-Endurance rating 130h
Camera-Photo / Video
Display-642 nits max brightness (measured)
Performance-AnTuTu: 152075 (v7), 180321 (v8) GeekBench: 5566 (v4.4), 1288 (v5.1) GFXBench: 8.7fps (ES 3.1 onscreen)