Screen size
Razr 40 Ultra6.9"
Razr 70 UltraWinner: 7.0"+1.4%
Quick verdict
Razr 70 Ultra leads the measured specs 12-3.
Measured wins
Razr 40 Ultra
3
spec wins
Ties
8
equal specs
Razr 70 Ultra
12
spec wins
Overall winner
Screen size
Technology
Razr 40 Ultra
GSM / CDMA / HSPA / EVDO / LTE / 5G
Razr 70 Ultra
GSM / HSPA / LTE / 5G
2G bands
Razr 40 Ultra
GSM 900 / 1800 / 1900 , CDMA 800 / 1900
Razr 70 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Razr 40 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Razr 70 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Razr 40 Ultra
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
equal specsBluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specs1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66 - International, 1, 2, 3, 4, 5, , 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - North America
Razr 70 Ultra
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71
5G bands
Razr 40 Ultra
1, 3, 5, 7, 8, 20, 28, 38, 41, 66, 77, 78, 79 SA/NSA/Sub6 - International, 2, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - North America
Razr 70 Ultra
1, 2, 3, 5, 7, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6
Speed
Razr 40 Ultra
HSPA, LTE, 5G
Razr 70 Ultra
HSPA, LTE, 5G
Announced
Razr 40 Ultra
2023, June 01
Razr 70 Ultra
2026, April 29
Status
Razr 40 Ultra
Available. Released 2023, June 05
Razr 70 Ultra
Available. Released 2026, April 29
Dimensions
Razr 40 Ultra
Unfolded: 170.8 x 74 x 7 mmFolded: 88.4 x 74 x 15.1 mm
Razr 70 Ultra
Unfolded: 171.5 x 74 x 7.2 mmFolded: 88.1 x 74 x 15.7 mm
Weight
Razr 40 Ultra
184.5 g or 188.5 g (6.53 oz)
Razr 70 Ultra
199 g (7.02 oz)
Build
Razr 40 Ultra
Plastic front (unfolded), glass front (folded, Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame (7000 series), hinge (stainless steel)
Razr 70 Ultra
Plastic front (unfolded), glass front (folded, Gorilla Glass Ceramic), aluminum frame
SIM
Razr 40 Ultra
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM
Razr 70 Ultra
Nano-SIM + eSIM
Other
Razr 40 Ultra
Water-repellent coating
Razr 70 Ultra
IP48 dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min)
Type
Razr 40 Ultra
Foldable LTPO AMOLED, 1B colors, 165Hz, HDR10+, 1400 nits (peak)
Razr 70 Ultra
Foldable LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+, 5000 nits (peak)
Size
Razr 40 Ultra
6.9 inches, 107.6 cm2 (~85.1% screen-to-body ratio)
Razr 70 Ultra
7.0 inches, 110.8 cm2 (~87.3% screen-to-body ratio)
Resolution
Razr 40 Ultra
1080 x 2640 pixels (~413 ppi density)
Razr 70 Ultra
1224 x 2992 pixels (~462 ppi density)
Other
Razr 40 Ultra
Second external AMOLED, 1B colors, 144Hz, HDR10+, 1100 nits (peak) 3.6 inches, 1056 x 1066 pixels, 413 ppi, Gorilla Glass Victus
Razr 70 Ultra
Second external LTPO AMOLED, 1B colors, Dolby Vision, 165Hz, HDR10+, 3000 nits (peak) 4 inches, 1272 x 1080 pixels, 417 ppi, Gorilla Glass Ceramic
OS
Razr 40 Ultra
Android 13, up to 3 major Android upgrades
Razr 70 Ultra
Android 16
Chipset
Razr 40 Ultra
Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
Razr 70 Ultra
Qualcomm Snapdragon 8 Elite (3 nm)
CPU
Razr 40 Ultra
Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
Razr 70 Ultra
Octa-core (2x4.47 GHz Oryon+ 6x3.53 GHz Oryon)
GPU
Razr 40 Ultra
Adreno 730
Razr 70 Ultra
Adreno 830
Card slot
Razr 40 Ultra
No
Razr 70 Ultra
No
Internal
Razr 40 Ultra
256GB 4GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Razr 70 Ultra
512GB 16GB RAM
Other
Razr 40 Ultra
UFS 3.1
Razr 70 Ultra
UFS 4.0
Dual
Razr 40 Ultra
12 MP, f/1.5, (wide), 1/2.55", 1.4µm, PDAF, OIS 13 MP, f/2.2, 108˚ (ultrawide), 1/3.0", 1.12µm, AF
Razr 70 Ultra
50 MP, f/1.8, (wide), 1/1.56", 2.0µm, PDAF, OIS 50 MP, f/2.0, 122˚ (ultrawide), 1/2.93", 1.2µm
Features
Razr 40 Ultra
LED flash, panorama, HDR
Razr 70 Ultra
LED flash, panorama, HDR, Pantone Validated Colour and Skin Tones
Video
Razr 40 Ultra
4K@30/60fps, 1080p@30/60/120fps, HDR10+, gyro-EIS
Razr 70 Ultra
8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, Dolby Vision HDR10+
Single
Razr 40 Ultra
32 MP, f/2.4, (wide), 0.7µm
Razr 70 Ultra
50 MP, f/2.0, (wide), 1.28µm
Features
Razr 40 Ultra
HDR
Razr 70 Ultra
-
Video
Razr 40 Ultra
4K@30/60fps, 1080p@30/60fps
Razr 70 Ultra
4K@30/60fps, 1080p@30/60fps
Loudspeaker
Razr 40 Ultra
Yes, with stereo speakers
Razr 70 Ultra
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Razr 40 Ultra
No
Razr 70 Ultra
No
Other
Razr 40 Ultra
Snapdragon Sound
Razr 70 Ultra
-
WLAN
Razr 40 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band (region dependent)
Razr 70 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band
Bluetooth
Razr 40 Ultra
5.3, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless
Razr 70 Ultra
5.4, A2DP, LE
Positioning
Razr 40 Ultra
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)
Razr 70 Ultra
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
Razr 40 Ultra
Yes
Razr 70 Ultra
Yes
Radio
Razr 40 Ultra
No
Razr 70 Ultra
No
USB
Razr 40 Ultra
USB Type-C 2.0
Razr 70 Ultra
USB Type-C 2.0
Sensors
Razr 40 Ultra
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer (USA only)
Razr 70 Ultra
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Type
Razr 40 Ultra
Li-Po 3800 mAh
Razr 70 Ultra
5000 mAh
Charging
Razr 40 Ultra
30W wired 5W wireless
Razr 70 Ultra
68W wired 30W wireless 5W reverse wired
Colors
Razr 40 Ultra
Infinite Black, Glacier Blue, Viva Magenta, Peach Fuzz
Razr 70 Ultra
Pantone: Orient Blue, Cocoa
Models
Razr 40 Ultra
XT2321-3, XT2321-1, XT2321-2
Razr 70 Ultra
-
Price
Razr 40 Ultra
$ 208.50 / £ 788.00 / € 803.99
Razr 70 Ultra
About 1390 EUR