Screen size
Razr FlexWinner: 6.9"+1.7%
Signature 276.8"
Quick verdict
Signature 27 leads the measured specs 8-4.
Measured wins
Razr Flex
4
spec wins
Ties
10
equal specs
Signature 27
8
spec wins
Overall winner
Screen size
Technology
Razr Flex
GSM / HSPA / LTE / 5G
Signature 27
GSM / HSPA / LTE / 5G
2G bands
Razr Flex
GSM 850 / 900 / 1800 / 1900
Signature 27
GSM 850 / 900 / 1800 / 1900
3G bands
Razr Flex
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Signature 27
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Razr Flex
LTE
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsSignature 27
LTE
5G bands
Razr Flex
SA/NSA/Sub6
Signature 27
SA/NSA/Sub6
Speed
Razr Flex
HSPA, LTE, 5G
Signature 27
HSPA, LTE, 5G
Announced
Razr Flex
Not announced yet
Signature 27
2026, September 22
Status
Razr Flex
Rumored
Signature 27
Coming soon. Exp. release 2026, Oct-Nov
Dimensions
Razr Flex
Unfolded: 110 x 149 x 5.8 mmFolded: 110 x 76 x 12.6 mm
Signature 27
-
Weight
Razr Flex
215 g (7.58 oz)
Signature 27
-
SIM
Razr Flex
Nano-SIM + eSIM + eSIM (max 2 at a time)
Signature 27
Nano-SIM + Nano-SIM
Other
Razr Flex
IP49 dust and water resistant (dust > 1mm; high pressure water jets; immersible up to 1m for 30 min)
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
Build
Razr Flex
-
Signature 27
Glass front (Gorilla Glass Victus 2), aluminum frame
Type
Razr Flex
Foldable OLED, 165Hz, HDR10+
Signature 27
LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+
Size
Razr Flex
6.92 inches, 147.2 cm2 (~89.8% screen-to-body ratio)
Signature 27
6.8 inches, 112.4 cm2
Resolution
Razr Flex
1728 x 2364 pixels, 4:3 ratio (~423 ppi density)
Signature 27
1264 x 2780 pixels (~449 ppi density)
Other
Razr Flex
Cover display: OLED, 120Hz, 4.97 inches, 1140 x 1736 pixels
Signature 27
-
Protection
Razr Flex
-
Signature 27
Corning Gorilla Glass Victus 2
OS
Razr Flex
Android 17
Signature 27
Android 17, up to 7 major OS updates
Chipset
Razr Flex
Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm)
Signature 27
Qualcomm SM8975 Snapdragon 8 Elite Extreme Gen 6 (2 nm)
CPU
Razr Flex
Octa-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
Signature 27
Octa-core (2x5.01 GHz Prime + 3x4.03 GHz Performance + 3x3.74 GHz Performance)
GPU
Razr Flex
Adreno 840 (1.3GHz)
Signature 27
Adreno 850
Card slot
Razr Flex
No
Signature 27
No
Internal
Razr Flex
256GB 12GB RAM, 512GB 12GB RAM
Signature 27
256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Razr Flex
UFS 4.1
Signature 27
UFS 4.1
Dual
Razr Flex
50 MP, (wide), PDAF, OIS 50 MP, (ultrawide), PDAF
Signature 27
-
Features
Razr Flex
LED flash, HDR, panorama
Signature 27
Dual-LED flash, HDR, panorama
Video
Razr Flex
Yes
Signature 27
8K@30fps (Dolby Vision), 4K@30/60fps (Dolby Vision), 4K@120fps, 1080p@30/60/120/240fps, 10-bit HDR10+, gyro-EIS
Triple
Razr Flex
-
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
Razr Flex
32 MP, (ultrawide) Cover camera: 32 MP, (wide)
Signature 27
50 MP, f/2.0, 21mm (wide), 1/2.93", 0.6µm, dual-pixel PDAF
Features
Razr Flex
HDR
Signature 27
HDR
Video
Razr Flex
4K@30fps, 1080p@30/60fps, gyro-EIS
Signature 27
4K@30/60fps, 1080p@30/60/120/240fps, HDR
Loudspeaker
Razr Flex
Yes, with stereo speakers
Signature 27
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Razr Flex
No
Signature 27
No
Other
Razr Flex
-
Signature 27
24-bit/192kHz Hi-Res & Hi-Res Wireless audio Sound by Bang & Olufsen
WLAN
Razr Flex
Wi-Fi 802.11 a/b/g/n/ac/6/7, tri-band, Wi-Fi Direct
Signature 27
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Razr Flex
6.0, A2DP, LE, aptX HD
Signature 27
6.0, A2DP, LE
Positioning
Razr Flex
GPS, GALILEO, GLONASS, BDS, QZSS
Signature 27
GPS, GLONASS, GALILEO, BDS, NavIC
NFC
Razr Flex
Yes
Signature 27
Yes
Radio
Razr Flex
No
Signature 27
No
USB
Razr Flex
USB Type-C, OTG
Signature 27
USB Type-C 3.1 Gen2, OTG, DisplayPort 1.4
Sensors
Razr Flex
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Signature 27
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Other
Razr Flex
-
Signature 27
Smart Connect (Ready For) support Ultra Wideband (UWB) support
Type
Razr Flex
5000 mAh
Signature 27
Si/C Li-Ion 7000 mAh
Charging
Razr Flex
25W wired
Signature 27
90W wired 50W wireless 10W reverse wireless 5W reverse wired
Colors
Razr Flex
Pantone: Coriander, Dark Botanical Garden
Signature 27
Pantone: Coal Smoke, Capulet Olive