Screen size
KRZR K11.9"
Razr 70 UltraWinner: 7.0"+73%
Quick verdict
Razr 70 Ultra leads the measured specs 20-2.
Measured wins
KRZR K1
2
spec wins
Ties
1
equal specs
Razr 70 Ultra
20
spec wins
Overall winner
Screen size
Technology
KRZR K1
GSM
Razr 70 Ultra
GSM / HSPA / LTE / 5G
2G bands
KRZR K1
GSM 850 / 900 / 1800 / 1900
Razr 70 Ultra
GSM 850 / 900 / 1800 / 1900
GPRS
KRZR K1
Class 10
Razr 70 Ultra
-
EDGE
KRZR K1
Class 12
Razr 70 Ultra
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
Stereo speakers
-
3G bands
KRZR K1
-
Razr 70 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
KRZR K1
-
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
KRZR K1
-
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
KRZR K1
-
Razr 70 Ultra
HSPA, LTE, 5G
Announced
KRZR K1
2006, July
Razr 70 Ultra
2026, April 29
Status
KRZR K1
Discontinued
Razr 70 Ultra
Available. Released 2026, April 29
Dimensions
KRZR K1
103 x 42 x 16 mm (4.06 x 1.65 x 0.63 in)
Razr 70 Ultra
Unfolded: 171.5 x 74 x 7.2 mmFolded: 88.1 x 74 x 15.7 mm
Weight
KRZR K1
102 g (3.60 oz)
Razr 70 Ultra
199 g (7.02 oz)
SIM
KRZR K1
Mini-SIM
Razr 70 Ultra
Nano-SIM + eSIM
Build
KRZR K1
-
Razr 70 Ultra
Plastic front (unfolded), glass front (folded, Gorilla Glass Ceramic), aluminum frame
Other
KRZR K1
-
Razr 70 Ultra
IP48 dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min)
Type
KRZR K1
TFT, 256K colors
Razr 70 Ultra
Foldable LTPO AMOLED, 1B colors, 165Hz, Dolby Vision, HDR10+, 5000 nits (peak)
Size
KRZR K1
1.9 inches, 30 x 37 mm, 11.4 cm2 (~26.3% screen-to-body ratio)
Razr 70 Ultra
7.0 inches, 110.8 cm2 (~87.3% screen-to-body ratio)
Resolution
KRZR K1
176 x 220 pixels (~148 ppi density)
Razr 70 Ultra
1224 x 2992 pixels (~462 ppi density)
Other
KRZR K1
Second external CSTN, 256K colors display (96 x 80 pixels) Screensavers and wallpapers Downloadable logos
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
Card slot
KRZR K1
microSD (dedicated slot)
Razr 70 Ultra
No
Phonebook
KRZR K1
1000 x 20 fields, Photo call
Razr 70 Ultra
-
Call records
KRZR K1
40 dialed, 40 received, 40 missed calls
Razr 70 Ultra
-
Internal
KRZR K1
20MB
Razr 70 Ultra
512GB 16GB RAM
Other
KRZR K1
-
Razr 70 Ultra
UFS 4.0
Single
KRZR K1
2 MP
Razr 70 Ultra
-
Video
KRZR K1
CIF
Razr 70 Ultra
8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, Dolby Vision HDR10+
Dual
KRZR K1
-
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
KRZR K1
-
Razr 70 Ultra
LED flash, panorama, HDR, Pantone Validated Colour and Skin Tones
Other
KRZR K1
No
Razr 70 Ultra
-
Single
KRZR K1
-
Razr 70 Ultra
50 MP, f/2.0, (wide), 1.28µm
Video
KRZR K1
-
Razr 70 Ultra
4K@30/60fps, 1080p@30/60fps
Loudspeaker
KRZR K1
Yes
Razr 70 Ultra
Yes, with stereo speakers (with Dolby Atmos)
Alert types
KRZR K1
Vibration; Downloadable polyphonic, MP3 ringtones
Razr 70 Ultra
-
3.5mm jack
KRZR K1
No
Razr 70 Ultra
No
WLAN
KRZR K1
No
Razr 70 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band
Bluetooth
KRZR K1
1.2, A2DP
Razr 70 Ultra
5.4, A2DP, LE
Positioning
KRZR K1
No
Razr 70 Ultra
GPS, GALILEO, GLONASS, BDS, QZSS
Radio
KRZR K1
No
Razr 70 Ultra
No
USB
KRZR K1
Proprietary
Razr 70 Ultra
USB Type-C 2.0
NFC
KRZR K1
-
Razr 70 Ultra
Yes
Sensors
KRZR K1
Razr 70 Ultra
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Messaging
KRZR K1
SMS, EMS, MMS, Email, Instant Messaging
Razr 70 Ultra
-
Browser
KRZR K1
WAP 2.0/xHTML
Razr 70 Ultra
-
Games
KRZR K1
Yes
Razr 70 Ultra
-
Java
KRZR K1
Yes, MIDP 2.0
Razr 70 Ultra
-
Other
KRZR K1
MP3/AAC/AAC+ player Predictive text input Organizer Voice memo
Razr 70 Ultra
-
Type
KRZR K1
Removable Li-Ion 700 mAh battery (BC50)
Razr 70 Ultra
5000 mAh
Stand-by
KRZR K1
Up to 300 h
Razr 70 Ultra
-
Talk time
KRZR K1
Up to 6 h
Razr 70 Ultra
-
Charging
KRZR K1
-
Razr 70 Ultra
68W wired 30W wireless 5W reverse wired
Colors
KRZR K1
Cosmic Blue, Silver Sail
Razr 70 Ultra
Pantone: Orient Blue, Cocoa
Price
KRZR K1
About 110 EUR
Razr 70 Ultra
About 1390 EUR
OS
KRZR K1
-
Razr 70 Ultra
Android 16
Chipset
KRZR K1
-
Razr 70 Ultra
Qualcomm Snapdragon 8 Elite (3 nm)
CPU
KRZR K1
-
Razr 70 Ultra
Octa-core (2x4.47 GHz Oryon+ 6x3.53 GHz Oryon)
GPU
KRZR K1
-
Razr 70 Ultra
Adreno 830