Ulefone Armor 21 vs Vivo Y500 Pro
Product
Price
339 USD
339 USD
Status
Available
Available
Brand
Ulefones
Vivo Mobiles
Model No
Ulefone Armor 21
V2516A
Launch Date
2023, May 20
2025, December 01
Technology
GSM / HSPA / LTE
GSM / CDMA / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900
CDMA 800
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66
LTE
Speed
HSPA, LTE
HSPA, LTE, 5G
5G bands
SA/NSA
Dimensions
176 x 81.6 x 18.1 mm (6.93 x 3.21 x 0.71 in)
160.2 x 74.5 x 7.8 mm (6.31 x 2.93 x 0.31 in)
Weight
400 g (14.11 oz)
198 g (6.98 oz)
SIM
SIM Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Black
Black, Green, Pink, Gold
Build
IP68/IP69+ dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 24 hours)
Drop resistant up to 1.7m
Type
IPS LCD, 120Hz
AMOLED, 1B colors, 120Hz, 3840Hz PWM, 5000 nits (peak)
Size
6.58 inches, 104.3 cm2 (~72.6% screen-to-body ratio)
6.67 inches, 147.2 cm2 (~123.3% screen-to-body ratio)
Resolution
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
1260 x 2800 pixels, 20:9 ratio (~393 ppi density)
OS
Android 13
Android 16, OriginOS 6
Chipset
Mediatek MT8781 Helio G99 (6nm)
Mediatek Dimensity 7400 (4 nm)
CPU
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC2
Mali-G615 MC2
RAM
8GB
12GB/12GB
Storage
256GB
256GB/512GB
UFS
Card Slot
microSDXC (dedicated slot)
Lens 1
64 MP, f/1.9, (wide), 0.8µm, PDAF
200 MP, f/1.8, (wide), 1/1.56", 0.5µm, PDAF, OIS
Lens 2
24 MP, f/1.8, (night vision), 2 infrared night vision lights
Auxiliary lens
Features
LED flash, HDR, panorama
LED flash, panorama, HDR
Video
4K@30fps, 1080p@30fps
4K, 1080p, gyro-EIS
Lens 1
16 MP, f/2.2, (wide), 1.0µm
32 MP, f/2.0, (wide)
Video
1080p@30fps
4K@30fps, 1080p@30fps
Features
Panorama
Capacity
Li-Po 9600 mAh, non-removable
Si/C Li-Ion 7000 mAh
Charging
33W wired
90W wired
Reverse wired
Sensors
Fingerprint (side-mounted), accelerometer, proximity, compass, gyro, barometer
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Loudspeaker
Yes
Yes, with stereo speakers
3.5mm jack
Yes
No
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
3D Panoramic Audio speaker
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
5.2, A2DP, LE
5.4, A2DP, LE, aptX HD
GPS
GPS, GLONASS, GALILEO, BDS
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
Yes
Yes
Radio
Radio Stereo FM radio, RDS, recording
USB
USB USB Type-C 2.0
USB Type-C 2.0, OTG