Screen size
FusionWinner: 6.6"+1.1%
XR216.5"
Quick verdict
Fusion leads the measured specs 8-6.
Measured wins
Fusion
8
spec wins
Overall winner
Ties
8
equal specs
XR21
6
spec wins
Screen size
Technology
Fusion
GSM / HSPA / LTE / 5G
XR21
GSM / HSPA / LTE / 5G
2G bands
Fusion
GSM 850 / 900 / 1800 / 1900
XR21
GSM 850 / 900 / 1800 / 1900
3G bands
Fusion
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
XR21
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Fusion
1, 3, 5, 7, 8, 20, 28, 32, 38, 40, 41 - International, 2, 4, 5, 7, 8, 12, 13, 25, 26, 28, 41, 66, 71 - USA
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
XR21
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71
5G bands
Fusion
1, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 - International, 2, 4, 5, 7, 25, 41, 66, 71, 77, 78 SA/NSA/Sub6 - USA
XR21
1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77, 78, 79 SA/NSA
Speed
Fusion
HSPA, LTE, 5G
XR21
HSPA, LTE, 5G
Announced
Fusion
2024, September 05
XR21
2024, May 14
Status
Fusion
Available. Released 2024, September 11
XR21
Available. Released 2024, May
Dimensions
Fusion
164.2 x 75.5 x 8.3 mm (6.46 x 2.97 x 0.33 in)
XR21
168 x 78.6 x 10.5 mm (6.61 x 3.09 x 0.41 in)
Weight
Fusion
202.5 g (7.16 oz)
XR21
231 g (8.15 oz)
Build
Fusion
Glass front, plastic frame, plastic back
XR21
Glass front (Gorilla Glass Victus), plastic back, plastic frame
SIM
Fusion
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM
XR21
Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
Other
Fusion
IP54 dust protected and water resistant (water splashes) HMD Fusion toolkit: CAD file and API access for building your own outfits Repair-it-yourself capable (display, back cover, battery and charging port repairs)
XR21
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 60 min) Drop resistant up to 1.8m MIL-STD-810H compliant
Type
Fusion
IPS LCD, 90Hz, 480 nits (typ), 600 nits (peak)
XR21
IPS LCD, 120Hz, 450 nits (typ), 550 nits (HBM)
Size
Fusion
6.56 inches, 103.4 cm2 (~83.4% screen-to-body ratio)
XR21
6.49 inches, 101.7 cm2 (~77.0% screen-to-body ratio)
Resolution
Fusion
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
XR21
1080 x 2400 pixels, 20:9 ratio (~406 ppi density)
Protection
Fusion
-
XR21
Corning Gorilla Glass Victus
OS
Fusion
Android 14, up to 2 major Android upgrades
XR21
Android 12
Chipset
Fusion
Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm)
XR21
Qualcomm SM6375 Snapdragon 695 5G (6 nm)
CPU
Fusion
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
XR21
Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU
Fusion
Adreno 613
XR21
Adreno 619
Card slot
Fusion
microSDXC (uses shared SIM slot)
XR21
No
Internal
Fusion
128GB 4GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
XR21
128GB 6GB RAM
Dual
Fusion
108 MP, (wide), AF Auxiliary lens
XR21
64 MP, f/1.8, (wide), 1/2.0", PDAF 8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm
Features
Fusion
LED flash, HDR
XR21
Dual-LED dual-tone flash, second LED flash, HDR, panorama
Video
Fusion
1080p@30fps, gyro-EIS
XR21
1080p@30fps
Single
Fusion
50 MP
XR21
16 MP, f/2.4 (wide)
Video
Fusion
Yes
XR21
1080p@30fps
Loudspeaker
Fusion
Yes
XR21
Yes, with stereo speakers
3.5mm jack
Fusion
Yes
XR21
Yes
WLAN
Fusion
Wi-Fi 802.11 a/b/g/n/ac/6
XR21
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
Fusion
5.1, A2DP, LE, aptX Adaptive
XR21
5.1, A2DP, LE, aptX Adaptive
Positioning
Fusion
GPS, GALILEO, GLONASS, BDS
XR21
GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
NFC
Fusion
Yes
XR21
Yes
Radio
Fusion
Unspecified
XR21
Unspecified
USB
Fusion
USB Type-C 2.0, OTG, magnetic accessory connector pins
XR21
USB Type-C 2.0, OTG
Sensors
Fusion
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
XR21
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Other
Fusion
-
XR21
3-year warranty (Europe, Australia, and New Zealand)
Type
Fusion
5000 mAh, user replaceable
XR21
Li-Po 4800 mAh
Charging
Fusion
33W wired, PD, QC
XR21
33W wired, PD2.0, QC3
Colors
Fusion
Noir, Barca Fusion edition
XR21
Midnight Black
Price
Fusion
$ 255.56 / £ 199.99 / € 199.00
XR21
About 600 EUR