Screen size
Moto 360 46mm (2nd gen)1.6"
Signature 27Winner: 6.8"+77%
Quick verdict
Signature 27 leads the measured specs 18-1.
Measured wins
Moto 360 46mm (2nd gen)
1
spec wins
Ties
2
equal specs
Signature 27
18
spec wins
Overall winner
Screen size
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
Technology
Moto 360 46mm (2nd gen)
No cellular connectivity
Signature 27
GSM / HSPA / LTE / 5G
2G bands
Moto 360 46mm (2nd gen)
N/A
Signature 27
GSM 850 / 900 / 1800 / 1900
GPRS
Moto 360 46mm (2nd gen)
No
Signature 27
-
EDGE
Moto 360 46mm (2nd gen)
No
Signature 27
-
3G bands
Moto 360 46mm (2nd gen)
-
Signature 27
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Moto 360 46mm (2nd gen)
-
Signature 27
LTE
5G bands
Moto 360 46mm (2nd gen)
-
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SA/NSA/Sub6
Speed
Moto 360 46mm (2nd gen)
-
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HSPA, LTE, 5G
Announced
Moto 360 46mm (2nd gen)
2015, September. Released 2015, September
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2026, September 22
Status
Moto 360 46mm (2nd gen)
Discontinued
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Coming soon. Exp. release 2026, Oct-Nov
Dimensions
Moto 360 46mm (2nd gen)
46 x 46 x 11.4 mm (1.81 x 1.81 x 0.45 in)
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-
Weight
Moto 360 46mm (2nd gen)
-
Signature 27
-
Build
Moto 360 46mm (2nd gen)
Glass front (Gorilla Glass 3), stainless steel frame
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Glass front (Gorilla Glass Victus 2), aluminum frame
SIM
Moto 360 46mm (2nd gen)
No
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Nano-SIM + Nano-SIM
Other
Moto 360 46mm (2nd gen)
IP67 dust/water resistant (up to 1m for 30 min) Compatible with standard 22mm straps
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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 360 46mm (2nd gen)
IPS LCD
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LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
Size
Moto 360 46mm (2nd gen)
1.56 inches
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6.8 inches, 112.4 cm2
Resolution
Moto 360 46mm (2nd gen)
360 x 330 pixels (~233 ppi density)
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1264 x 2780 pixels (~449 ppi density)
Protection
Moto 360 46mm (2nd gen)
Corning Gorilla Glass 3
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Corning Gorilla Glass Victus 2
OS
Moto 360 46mm (2nd gen)
Android Wear OS 2.1
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Android 17, up to 7 major OS updates
Chipset
Moto 360 46mm (2nd gen)
Qualcomm MSM8926 Snapdragon 400 (28 nm)
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Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
CPU
Moto 360 46mm (2nd gen)
Quad-core 1.2 GHz Cortex-A7
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Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
GPU
Moto 360 46mm (2nd gen)
Adreno 305
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Adreno 850
Card slot
Moto 360 46mm (2nd gen)
No
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No
Internal
Moto 360 46mm (2nd gen)
4GB 512MB RAM
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256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Moto 360 46mm (2nd gen)
eMMC 4.5
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UFS 4.1
Other
Moto 360 46mm (2nd gen)
No
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-
Loudspeaker
Moto 360 46mm (2nd gen)
No
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Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Moto 360 46mm (2nd gen)
No
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No
Other
Moto 360 46mm (2nd gen)
-
Signature 27
24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
WLAN
Moto 360 46mm (2nd gen)
Wi-Fi 802.11 b/g
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Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Moto 360 46mm (2nd gen)
4.0, LE, aptX
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6.0, A2DP, LE
Positioning
Moto 360 46mm (2nd gen)
No
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GPS, GLONASS, GALILEO, BDS, NavIC
NFC
Moto 360 46mm (2nd gen)
No
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Yes
Radio
Moto 360 46mm (2nd gen)
No
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No
USB
Moto 360 46mm (2nd gen)
No
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USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
Sensors
Moto 360 46mm (2nd gen)
Accelerometer, gyro, heart rate
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Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Other
Moto 360 46mm (2nd gen)
MP3 player Photo viewer Voice dial/commands
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Smart Connect (Ready For) support Ultra Wideband (UWB) support
Type
Moto 360 46mm (2nd gen)
Li-Ion 400 mAh, non-removable
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Si/C Li-Ion 7000 mAh
Charging
Moto 360 46mm (2nd gen)
Wireless (Qi)
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90W wired 50W wireless 10W reverse wireless 5W reverse wired
Colors
Moto 360 46mm (2nd gen)
Black Leather, Black Metal, Rose Gold/Blush Leather, Silver/Cognac Leather
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Pantone: Coal Smoke, Capulet Olive
Price
Moto 360 46mm (2nd gen)
About 300 EUR
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-
Triple
Moto 360 46mm (2nd gen)
-
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
Features
Moto 360 46mm (2nd gen)
-
Signature 27
Dual-LED flash, HDR, panorama
Video
Moto 360 46mm (2nd gen)
-
Signature 27
8K@30fps (Dolby Vision), 4K@30/60fps (Dolby Vision), 4K@120fps, 1080p@30/60/120/240fps, 10-bit HDR10+, gyro-EIS
Single
Moto 360 46mm (2nd gen)
-
Signature 27
50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
Features
Moto 360 46mm (2nd gen)
-
Signature 27
HDR
Video
Moto 360 46mm (2nd gen)
-
Signature 27
4K@30/60fps, 1080p@30/60/120/240fps, HDR