Energizer Ultimate U620S
#4283
vivo Z3
#4069Category Breakdown
Energizer Ultimate U620S
vivo Z3
Performance
72.876.2
Camera
19.128.4
Display
56.558.9
Battery
28.126.2
Build
0.20.2
Connectivity
53.955.9
Audio
8.98.9
Overall
34.936.4
Summary
- The Energizer Ultimate U620S features a 6.2-inch IPS LCD display with a resolution of 720 x 1520 pixels, while the vivo Z3 has a larger 6.3-inch IPS LCD with a higher resolution of 1080 x 2280 pixels, resulting in better pixel density.
- In terms of performance, the U620S is powered by the Mediatek Helio P35 chipset, whereas the Z3 utilizes either the Snapdragon 670 or 710, offering superior processing capabilities.
- Both phones have a 16 MP rear camera, but the Z3's additional 2 MP depth sensor may enhance photography options, although neither phone includes optical image stabilization.
- The U620S has a larger 4000 mAh battery compared to the Z3's 3315 mAh, potentially providing longer usage time.
- Software-wise, the U620S runs on Android 9.0, while the Z3 operates on Android 8.1, indicating a more updated experience for the Energizer model.
Side-by-side Specification Comparison
Energizer Ultimate U620S
vivo Z3
General
Release Date
2019
2018
Announced
2019
2018
Description
N/A
For China
Display
Size
6.2"
6.3"
Type
IPS LCD
IPS LCD
Resolution
720 x 1520 pixels, 18.5:9 ratio (~265 ppi density)
1080 x 2280 pixels, 19:9 ratio (~400 ppi density)
PPI
720
1080
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek MT6765 Helio P35 (12 nm)
Qualcomm SDM670 Snapdragon 670 (10 nm)Qualcomm SDM710 Snapdragon 710 (10 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
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)
GPU
PowerVR GE8320
Adreno 615Adreno 616
Memory
64GB 4GB RAM
64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (uses shared SIM slot)
microSDXC (dedicated slot)
Camera
Main Camera
16 MP, PDAF2 MP0.3 MP, (depth)
16 MP, f/2.0, PDAF2 MP, f/2.4, (depth)
Main Camera Features
Dual-LED dual-tone flash, panorama, HDR
LED flash, HDR, panorama
Front Camera
16 MP, f/2.2, 26mm (wide), 1/3.06", 1.0µm
12 MP, f/2.0, (wide), 1/2.8", 1.28µm
Front Camera Features
N/A
HDR
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
1080p
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
4000 mAh
3315 mAh
Battery Details
Li-Po 4000 mAh, removable
3315 mAh, non-removable
Charging Details
10W wired
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
155.8 x 75.5 x 8.3 mm (6.13 x 2.97 x 0.33 in)
156 x 75.6 x 8.1 mm (6.14 x 2.98 x 0.32 in)
Weight
N/A
164 g
Materials
N/A
N/A
Colors
Aurora Red, Aurora Blue
Starry Night, Aurora Blue, Dream Powder
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / CDMA / HSPA / LTE
Network Speed
HSPA, LTE
HSPA, LTE
5G
✗
✗
4G
✓
✓
WiFi
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
Bluetooth
5.0, A2DP, LE
4.2, A2DP, EDR, LE, aptX
NFC
✗
✗
USB
USB Type-C 2.0, OTG
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS
GPS, GLONASS, BDS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 9.0 (Pie)
Android 8.1 (Oreo)
Fingerprint
✓
✓
Face Unlock
✗
✓
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Infrared Face ID, fingerprint (rear-mounted), accelerometer, proximity, compass