Category Breakdown
Energizer Ultimate U6G
vivo Y21t
Performance
79.883.9
Camera
19.128.4
Display
56.556.5
Battery
33.733.7
Build
0.265.8
Connectivity
77.355.3
Audio
8.98.9
Overall
42.948.0
Summary
- The Energizer Ultimate U6G features a larger 6.75-inch IPS LCD display with a resolution of 720 x 1620 pixels, while the vivo Y21t has a 6.51-inch IPS LCD with a resolution of 720 x 1600 pixels, offering slightly higher pixel density.
- In terms of performance, the U6G is powered by a Mediatek Dimensity 6100+ chipset, whereas the Y21t uses a Qualcomm Snapdragon 680, with both devices having similar RAM configurations but differing in storage options.
- Both phones have a 50 MP rear camera with 1080p video recording, but the Y21t includes additional macro and depth sensors.
- Both devices are equipped with a 5000 mAh battery, but the U6G supports faster 33W charging compared to the 18W of the Y21t.
- The U6G runs on Android 14, while the Y21t operates on Android 11 with Funtouch 12, indicating a more updated software experience for the U6G.
Side-by-side Specification Comparison
Energizer Ultimate U6G
vivo Y21t
General
Release Date
2024
2022, January 03
Announced
2024
2022, January 03
Description
N/A
N/A
Display
Size
6.75"
6.51"
Type
IPS LCD
IPS LCD
Resolution
720 x 1620 pixels (~263 ppi density)
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
PPI
720
720
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek Dimensity 6100+ (6 nm)
Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU
Mali-G57 MC2
Adreno 610
Memory
64GB 4GB RAM, 256GB 6GB RAM
128GB 4GB RAM, 128GB 6GB RAM
Expandable Storage
✗
✗
Card Slot
No
microSDXC (dedicated slot)
Camera
Main Camera
50 MP, (wide), AF2 MPVGA
50 MP, f/1.8, (wide), PDAF2 MP, f/2.4, (macro)2 MP, f/2.4, (depth)
Main Camera Features
LED flash
LED flash
Front Camera
8 MP, (wide)
8 MP, f/1.8, (wide)
Front Camera Features
N/A
HDR
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
5000 mAh
5000 mAh
Battery Details
5000 mAh
5000 mAh
Charging Details
33W wired
18W wired2.5W reverse wired
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
167.2 x 77.2 x 9 mm (6.58 x 3.04 x 0.35 in)
164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)
Weight
186 g
182 g
Materials
N/A
Glass front, plastic frame, plastic back
Colors
Black
Midnight Blue, Pearl White
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE
Network Speed
HSPA, LTE, 5G
HSPA, LTE
5G
✓
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.2, A2DP, LE
5.0, A2DP, LE
NFC
✓
✗
USB
USB Type-C 2.0
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS, GLONASS, GALILEO, BDS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 14
Android 11, Funtouch 12
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (side-mounted), accelerometer, proximity
Fingerprint (side-mounted), accelerometer, proximity, compass

