Product
Vivo Z3
Vivo Z3
Samsung Galaxy C7
Samsung Galaxy C7
Battery
Charging - 18W wired, QC3
Type 3315 mAh, non-removable Li-Ion 3300 mAh, non-removable
Body
Build - Glass front, aluminum back, aluminum frame
Dimensions 156 x 75.6 x 8.1 mm (6.14 x 2.98 x 0.32 in) 156.6 x 77.2 x 6.8 mm (6.17 x 3.04 x 0.27 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 164 g (5.78 oz) 169 g (5.96 oz)
Comms
Bluetooth 4.2, A2DP, EDR, LE, aptX 4.2, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS, BDS GPS, GLONASS/ BDS (region dependent)
Radio FM radio Stereo FM radio with RDS; recording
USB microUSB 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 2280 pixels, 19:9 ratio (~400 ppi density) 1080 x 1920 pixels, 16:9 ratio (~386 ppi density)
Size 6.3 inches, 99.1 cm2 (~84.0% screen-to-body ratio) 5.7 inches, 89.6 cm2 (~74.1% screen-to-body ratio)
Type IPS LCD Super AMOLED
Features
Sensors Infrared Face ID, fingerprint (rear-mounted), accelerometer, proximity, compass Fingerprint (front-mounted), accelerometer, proximity, compass
- ANT+
Launch
Announced 2018, October. Released 2018, October 2016, May. Released 2016, June
Status Discontinued Discontinued
Main Camera
Dual 16 MP, f/2.0, PDAF 2 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama Dual-LED dual-tone flash, panorama, HDR
Single - 16 MP, f/1.9, AF
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM 32GB 4GB RAM, 64GB 4GB RAM
- eMMC 5.1
Misc
Colors Starry Night, Aurora Blue, Dream Powder Gold, Pink Gold, Dark Gray
Models V1813BT, V1813BA SM-C7000
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - C7000
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41 1, 3, 7, 8, 38, 39, 40, 41 - C7000
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
CDMA 800 / 1900 & TD-SCDMA -
Our Tests
Audio quality - Noise-95.3dB / Crosstalk -92.2dB
Battery (old) - Endurance rating 100h
Camera - Photo / Video
Display - Contrast ratio: Infinite (nominal), 3.896 (sunlight)
Loudspeaker - Voice 67dB / Noise 67dB / Ring 72dB
Performance - Basemark OS II 2.0: 1222Basemark X: 10445
Platform
Chipset Qualcomm SDM670 Snapdragon 670 (10 nm)Qualcomm SDM710 Snapdragon 710 (10 nm) Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU Octa-core (2x2.0 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)Octa-core (2x2.2 GHz 360 Gold & 6x2.2 GHz Kryo 360 Silver) Octa-core 2.0 GHz Cortex-A53
GPU Adreno 615Adreno 616 Adreno 506
OS Android 8.1 (Oreo) Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
Selfie camera
Features HDR -
Single 8 MP, f/1.9
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes