Screen size
F33 ProWinner: 6.6"+2.1%
K9 Pro6.4"
Quick verdict
F33 Pro and K9 Pro are close on the measured specs.
Measured wins
F33 Pro
9
spec wins
Ties
5
equal specs
K9 Pro
9
spec wins
Screen size
Technology
F33 Pro
GSM / HSPA / LTE / 5G
K9 Pro
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands
F33 Pro
GSM 850 / 900 / 1800 / 1900
K9 Pro
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
F33 Pro
HSDPA 900 / 2100
K9 Pro
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1x
4G bands
F33 Pro
1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
K9 Pro
1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41
5G bands
F33 Pro
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
K9 Pro
1, 28, 41, 77, 78 SA/NSA
Speed
F33 Pro
HSPA, LTE, 5G
K9 Pro
HSPA, LTE, 5G
Announced
F33 Pro
2026, April 15
K9 Pro
2021, September 26
Status
F33 Pro
Released Apr 26, 2026
K9 Pro
Available. Released 2021, October 20
Dimensions
F33 Pro
158.4 x 75.2 x 8.3 mm (6.24 x 2.96 x 0.33 in)
K9 Pro
158.7 x 73.5 x 8.5 mm (6.25 x 2.89 x 0.33 in)
Weight
F33 Pro
194 g (6.84 oz)
K9 Pro
180 g (6.35 oz)
Build
F33 Pro
Glass front, plastic frame, plastic back
K9 Pro
-
SIM
F33 Pro
Nano-SIM + Nano-SIM
K9 Pro
Nano-SIM + Nano-SIM
Other
F33 Pro
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
K9 Pro
-
Type
F33 Pro
AMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)
K9 Pro
AMOLED, 120Hz, HDR10, 430 nits (typ), 800 nits (peak)
Size
F33 Pro
6.57 inches, 105.0 cm2 (~88.2% screen-to-body ratio)
K9 Pro
6.43 inches, 99.8 cm2 (~85.6% screen-to-body ratio)
Resolution
F33 Pro
1080 x 2372 pixels (~397 ppi density)
K9 Pro
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Protection
F33 Pro
Asahi Glass DT-STAR D+
K9 Pro
-
OS
F33 Pro
Android 16, ColorOS 16
K9 Pro
Android 11, ColorOS 11.3
Chipset
F33 Pro
Mediatek Dimensity 6360 Max (6 nm)
K9 Pro
Mediatek Dimensity 1200 (6 nm)
CPU
F33 Pro
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
K9 Pro
Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
F33 Pro
Mali-G57 MC2
K9 Pro
Mali-G77 MC9
Card slot
F33 Pro
microSDXC
K9 Pro
No
Internal
F33 Pro
128GB 8GB RAM, 256GB 8GB RAM
K9 Pro
128GB 8GB RAM, 256GB 12GB RAM, 256GB 8GB RAM
Other
F33 Pro
UFS 2.2
K9 Pro
UFS 3.1
Dual
F33 Pro
50 MP, f/1.8, (wide), PDAF Auxiliary lens
K9 Pro
-
Features
F33 Pro
Color spectrum sensor, LED flash, HDR, panorama
K9 Pro
Dual-LED dual-tone flash, HDR, panorama
Video
F33 Pro
1080p@30/60fps
K9 Pro
4K@30fps, 1080p@30/60/120fps; gyro-EIS
Triple
F33 Pro
-
K9 Pro
64 MP, f/1.7, 26mm (wide), PDAF 8 MP, f/2.2, 119˚ (ultrawide) 2 MP (macro)
Single
F33 Pro
50 MP, f/2.0, 18mm (ultrawide), AF
K9 Pro
16 MP, f/2.4, (wide)
Features
F33 Pro
Panorama
K9 Pro
-
Video
F33 Pro
1080p@30fps
K9 Pro
1080p@30fps, gyro-EIS
Loudspeaker
F33 Pro
Yes
K9 Pro
Yes, with stereo speakers
3.5mm jack
F33 Pro
No
K9 Pro
Yes
WLAN
F33 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
K9 Pro
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
F33 Pro
5.4, A2DP, LE, aptX HD
K9 Pro
5.2, A2DP, LE, aptX HD
Positioning
F33 Pro
GPS, GALILEO, GLONASS, BDS, QZSS
K9 Pro
GPS, GLONASS, GALILEO, BDS, QZSS
NFC
F33 Pro
No
K9 Pro
Yes
Radio
F33 Pro
No
K9 Pro
No
USB
F33 Pro
USB Type-C 2.0, OTG
K9 Pro
USB Type-C 2.0, OTG
Sensors
F33 Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
K9 Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
F33 Pro
Si/C Li-Ion 7000 mAh
K9 Pro
Li-Po 4500 mAh
Charging
F33 Pro
80W wired, 55W PPS, 13.5W PD 5W reverse wired
K9 Pro
60W wired, 50% in 16 min
Colors
F33 Pro
Misty Forest, Passion Red, Starry Blue
K9 Pro
Black, Aurora
Models
F33 Pro
CPH2835
K9 Pro
PEYM00
SAR
F33 Pro
1.14 W/kg (head) 0.89 W/kg (body)
K9 Pro
-
Price
F33 Pro
About 350 EUR
K9 Pro
About 360 EUR