Screen size
Moto G45.5"
Signature 27Winner: 6.8"+19%
Quick verdict
Signature 27 leads the measured specs 18-4.
Measured wins
Moto G4
4
spec wins
Ties
0
equal specs
Signature 27
18
spec wins
Overall winner
Screen size
Technology
Moto G4
GSM / CDMA / HSPA / LTE
Signature 27
GSM / HSPA / LTE / 5G
2G bands
Moto G4
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only), CDMA 800 / 1900 - XT1625
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GSM 850 / 900 / 1800 / 1900
3G bands
Moto G4
HSDPA 850 / 900 / 1900 / 2100 - XT1622, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - XT1625, HSDPA 850 / 900 / 2100 - XT1624
Signature 27
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Moto G4
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
SD card
Stereo speakers
1, 3, 5, 7, 8, 19, 20, 28, 40 - XT1622, 1, 2, 3, 4, 5, 7, 8, 12, 13, 25, 26, 41 - XT1625, 1, 3, 5, 8, 40 - XT1624
Signature 27
LTE
Speed
Moto G4
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
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HSPA, LTE, 5G
5G bands
Moto G4
-
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SA/NSA/Sub6
Announced
Moto G4
2016, May. Released 2016, May
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2026, September 22
Status
Moto G4
Discontinued
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Coming soon. Exp. release 2026, Oct-Nov
Dimensions
Moto G4
153 x 76.6 x 9.8 mm (6.02 x 3.02 x 0.39 in)
Signature 27
-
Weight
Moto G4
155 g (5.47 oz)
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-
Build
Moto G4
Glass front (Gorilla Glass 3), plastic back, plastic frame
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Glass front (Gorilla Glass Victus 2), aluminum frame
SIM
Moto G4
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
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Nano-SIM + Nano-SIM
Other
Moto G4
-
Signature 27
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.2m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Type
Moto G4
IPS LCD
Signature 27
LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
Size
Moto G4
5.5 inches, 83.4 cm2 (~71.2% screen-to-body ratio)
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6.8 inches, 112.4 cm2
Resolution
Moto G4
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
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1264 x 2780 pixels (~449 ppi density)
Protection
Moto G4
Corning Gorilla Glass 3
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Corning Gorilla Glass Victus 2
OS
Moto G4
Android 6.0.1 (Marshmallow), upgradable to 7.0 (Nougat)
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Android 17, up to 7 major OS updates
Chipset
Moto G4
Qualcomm MSM8952 Snapdragon 617 (28 nm)
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Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
CPU
Moto G4
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
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Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
GPU
Moto G4
Adreno 405
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Adreno 850
Card slot
Moto G4
microSDXC (dedicated slot)
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No
Internal
Moto G4
16GB 2GB RAM, 32GB 2GB RAM
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256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Moto G4
eMMC 5.1
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UFS 4.1
Single
Moto G4
13 MP, f/2.0, AF
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-
Features
Moto G4
Dual-LED dual-tone flash, panorama
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Dual-LED flash, HDR, panorama
Video
Moto G4
1080p@30fps, HDR
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8K@30fps (Dolby Vision), 4K@30/60fps (Dolby Vision), 4K@120fps, 1080p@30/60/120/240fps, 10-bit HDR10+, gyro-EIS
Triple
Moto G4
-
Signature 27
50 MP, (wide), 1/1.28", 1.22µm, PDAF, OIS 200 MP, (periscope telephoto), PDAF, OIS, 5x optical zoom 50 MP, f/2.0, 12mm, 122˚ (ultrawide), 1/2.76", 0.64µm, PDAF
Single
Moto G4
5 MP, f/2.2
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50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
Features
Moto G4
HDR
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HDR
Video
Moto G4
Signature 27
4K@30/60fps, 1080p@30/60/120/240fps, HDR
Loudspeaker
Moto G4
Yes
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Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Moto G4
Yes
Signature 27
No
Other
Moto G4
-
Signature 27
24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
WLAN
Moto G4
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct
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Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Moto G4
4.1, A2DP, LE, aptX
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6.0, A2DP, LE
Positioning
Moto G4
GPS, GLONASS, BDS
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GPS, GLONASS, GALILEO, BDS, NavIC
NFC
Moto G4
No
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Yes
Radio
Moto G4
FM radio
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No
USB
Moto G4
microUSB 2.0, OTG
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USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
Sensors
Moto G4
Accelerometer, gyro
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Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Other
Moto G4
-
Signature 27
Smart Connect (Ready For) support Ultra Wideband (UWB) support
Type
Moto G4
Li-Ion 3000 mAh, non-removable
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Si/C Li-Ion 7000 mAh
Charging
Moto G4
15W wired
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90W wired 50W wireless 10W reverse wireless 5W reverse wired
Colors
Moto G4
Black, White
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Pantone: Coal Smoke, Capulet Olive
Models
Moto G4
XT1625, XT1622, XT1624
Signature 27
-
SAR
Moto G4
1.23 W/kg (head) 1.10 W/kg (body)
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-
SAR EU
Moto G4
0.59 W/kg (head) 1.83 W/kg (body)
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-
Price
Moto G4
About 130 EUR
Signature 27
-