Screen size
Moto G77 PowerWinner: 6.7"+23%
Moto X45.2"
Quick verdict
Moto G77 Power leads the measured specs 16-5.
Measured wins
Moto G77 Power
16
spec wins
Overall winner
Ties
2
equal specs
Moto X4
5
spec wins
Screen size
Technology
Moto G77 Power
GSM / HSPA / LTE / 5G
Moto X4
GSM / HSPA / LTE
2G bands
Moto G77 Power
GSM 850 / 900 / 1800 / 1900
Moto X4
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
Moto G77 Power
HSDPA 850 / 900 / 1900 / 2100
Moto X4
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Moto G77 Power
1, 2, 3, 5, 8, 28, 38, 40, 41, 48
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
5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Moto X4
1, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
5G bands
Moto G77 Power
1, 2, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA/Sub6
Moto X4
-
Speed
Moto G77 Power
HSPA, LTE, 5G
Moto X4
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat13 600/150 Mbps
Announced
Moto G77 Power
2026, July 08
Moto X4
2017, August. Released 2017, October
Status
Moto G77 Power
Available. Released 2026, July 13
Moto X4
Discontinued
Dimensions
Moto G77 Power
166.2 x 76.5 x 8.9 mm (6.54 x 3.01 x 0.35 in)
Moto X4
148.4 x 73.4 x 8 mm (5.84 x 2.89 x 0.31 in)
Weight
Moto G77 Power
215 g (7.58 oz)
Moto X4
163 g (5.75 oz)
Build
Moto G77 Power
Glass front (Gorilla Glass 7i), plastic back or silicone polymer (eco leather) back, plastic frame
Moto X4
Glass front (Gorilla Glass 3), glass back (Gorilla Glass 3), aluminum frame
SIM
Moto G77 Power
Nano-SIM + Nano-SIM
Moto X4
· Nano-SIM· Nano-SIM + Nano-SIM
Other
Moto G77 Power
IP64 dust tight and water resistant (water splashes) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Moto X4
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
Moto G77 Power
IPS LCD, 120Hz, 1050 nits (HBM)
Moto X4
IPS LCD
Size
Moto G77 Power
6.72 inches, 89.8 cm2 (~70.6% screen-to-body ratio)
Moto X4
5.2 inches, 74.5 cm2 (~68.4% screen-to-body ratio)
Resolution
Moto G77 Power
1080 x 2400 pixels, 20:9 ratio (~432 ppi density)
Moto X4
1080 x 1920 pixels, 16:9 ratio (~424 ppi density)
Protection
Moto G77 Power
Corning Gorilla Glass 7i
Moto X4
Corning Gorilla Glass 3
OS
Moto G77 Power
Android 16, up to 1 major Android upgrades
Moto X4
Android 7.1 (Nougat), upgradable to Android 9.0 (Pie), Android One
Chipset
Moto G77 Power
Mediatek Dimensity 6400 (6 nm)
Moto X4
Qualcomm SDM630 Snapdragon 630 (14 nm)
CPU
Moto G77 Power
Octa-core (2x2.5 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Moto X4
Octa-core 2.2 GHz Cortex-A53
GPU
Moto G77 Power
Mali-G57 MC2
Moto X4
Adreno 508
Card slot
Moto G77 Power
microSDXC (uses shared SIM slot)
Moto X4
microSDXC (uses shared SIM slot)
Internal
Moto G77 Power
128GB 8GB RAM
Moto X4
32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM
Other
Moto G77 Power
UFS 2.2
Moto X4
-
Dual
Moto G77 Power
50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1.12µm
Moto X4
12 MP, f/2.0, 1/2.55", 1.4µm, dual pixel PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm, no AF
Features
Moto G77 Power
LED flash, HDR, panorama
Moto X4
Dual-LED dual-tone flash, panorama
Video
Moto G77 Power
1440p@30fps, 1080p@30/60fps, gyro-EIS
Moto X4
4K@30fps, 1080p@30/60fps,
Single
Moto G77 Power
32 MP, f/2.2, (wide), 0.7µm
Moto X4
16 MP, f/2.0, 1/3.06", 1.0µm
Features
Moto G77 Power
HDR
Moto X4
LED flash
Video
Moto G77 Power
1440p@30fps, 1080p@30fps
Moto X4
1080p@30fps
Loudspeaker
Moto G77 Power
Yes, with stereo speakers (with Dolby Atmos)
Moto X4
Yes
3.5mm jack
Moto G77 Power
Yes
Moto X4
Yes
Other
Moto G77 Power
24-bit/192kHz Hi-Res audio
Moto X4
-
WLAN
Moto G77 Power
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Moto X4
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Moto G77 Power
5.4, A2DP, LE
Moto X4
4.2, A2DP, LE, EDR, aptX (5.0 after SW update)
Positioning
Moto G77 Power
GPS, GALILEO, GLONASS, BDS, QZSS
Moto X4
GPS, GLONASS, GALILEO
NFC
Moto G77 Power
No
Moto X4
Yes
Radio
Moto G77 Power
FM radio
Moto X4
FM radio, RDS, recording
USB
Moto G77 Power
USB Type-C 2.0, OTG
Moto X4
USB Type-C, OTG
Sensors
Moto G77 Power
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Moto X4
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Type
Moto G77 Power
7000 mAh
Moto X4
Li-Ion 3000 mAh, non-removable
Charging
Moto G77 Power
30W wired 6W reverse wired
Moto X4
15W wired
Colors
Moto G77 Power
Pantone: Impenetrable Gray, Nautical Blue, Fuchsia Red, Laurel Green
Moto X4
Super Black, Sterling Blue
Price
Moto G77 Power
About 240 EUR
Moto X4
About 200 EUR
Models
Moto G77 Power
-
Moto X4
XT1900-1, XT1900-2, XT1900-3, XT1900-4, XT1900-5, XT1900-6, XT1900-7
SAR
Moto G77 Power
-
Moto X4
1.12 W/kg (head) 1.16 W/kg (body)
SAR EU
Moto G77 Power
-
Moto X4
0.81 W/kg (head) 1.54 W/kg (body)