Screen size
X21i6.3"
Y500iWinner: 6.8"+7%
Quick verdict
Y500i leads the measured specs 13-8.
Measured wins
X21i
8
spec wins
Ties
1
equal specs
Y500i
13
spec wins
Overall winner
Screen size
Technology
X21i
GSM / CDMA / HSPA / LTE
Y500i
GSM / CDMA / HSPA / LTE / 5G
2G bands
X21i
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA
Y500i
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
X21i
HSDPA 850 / 900 / 2100
Y500i
HSDPA 850 / 900 / 2100
4G bands
X21i
1, 3, 4, 5, 8, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
3.5mm jack
SD card
Stereo speakers
Y500i
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
Speed
X21i
HSPA, LTE
Y500i
HSPA, LTE, 5G
5G bands
X21i
-
Y500i
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Announced
X21i
2018, May. Released 2018, May
Y500i
2026, January 12
Status
X21i
Discontinued
Y500i
Available. Released 2026, January 16
Dimensions
X21i
154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)
Y500i
166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in)
Weight
X21i
159 g (5.61 oz)
Y500i
219 g (7.72 oz)
SIM
X21i
Nano-SIM + Nano-SIM
Y500i
Nano-SIM + Nano-SIM
Build
X21i
-
Y500i
Glass front, plastic frame, plastic back
Other
X21i
-
Y500i
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Type
X21i
Super AMOLED
Y500i
IPS LCD, 120Hz, 1000 nits (HBM), 1200 nits (peak)
Size
X21i
6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio)
Y500i
6.75 inches, 111.4 cm2 (~85.3% screen-to-body ratio)
Resolution
X21i
1080 x 2280 pixels, 19:9 ratio (~402 ppi density)
Y500i
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
OS
X21i
Android 8.1 (Oreo), Funtouch 4
Y500i
Android 16, OriginOS 6
Chipset
X21i
Mediatek MT6771 Helio P60 (12 nm)
Y500i
Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm)
CPU
X21i
Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Y500i
Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55)
GPU
X21i
Mali-G72 MP3
Y500i
Adreno 613
Card slot
X21i
microSDXC (uses shared SIM slot)
Y500i
No
Internal
X21i
64GB 6GB RAM, 128GB 4GB RAM
Y500i
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 8GB RAM, 512GB 12GB RAM
Other
X21i
eMMC 5.1
Y500i
UFS 3.1
Dual
X21i
12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF Auxiliary lens
Y500i
-
Features
X21i
LED flash, HDR, panorama
Y500i
LED flash, HDR, panorama
Video
X21i
1080p@30fps
Y500i
1080p@30fps
Single
X21i
-
Y500i
50 MP, f/1.8, (wide), PDAF
Single
X21i
24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm
Y500i
5 MP, f/2.0, (wide)
Video
X21i
Y500i
1080p@30fps
Loudspeaker
X21i
Yes
Y500i
Yes, with stereo speakers
3.5mm jack
X21i
Yes
Y500i
No
Other
X21i
32-bit/192kHz Hi-Res audio
Y500i
-
WLAN
X21i
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Y500i
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
X21i
5.0, A2DP, LE
Y500i
4.2, A2DP, aptX Adaptive
Positioning
X21i
GPS, GLONASS
Y500i
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
X21i
No
Y500i
Yes
Radio
X21i
FM radio
Y500i
No
USB
X21i
microUSB 2.0, OTG
Y500i
USB Type-C 2.0, OTG
Infrared port
X21i
-
Y500i
Yes
Sensors
X21i
Fingerprint (rear-mounted), accelerometer, proximity, compass
Y500i
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
X21i
Li-Ion 3425 mAh, non-removable
Y500i
Si/C Li-Ion 7200 mAh
Charging
X21i
18W wired
Y500i
44W wired Reverse wired
Colors
X21i
Black, Aurora White, Ruby Red, Night Purple
Y500i
Black, Silver, Gold
Models
X21i
X21i A
Y500i
V2531A
Price
X21i
About 430 EUR
Y500i
About 180 EUR