Screen size
F33 Pro6.6"
K12Winner: 6.7"+1.9%
Quick verdict
K12 leads the measured specs 9-7.
Measured wins
F33 Pro
7
spec wins
Ties
7
equal specs
K12
9
spec wins
Overall winner
Screen size
Technology
F33 Pro
GSM / HSPA / LTE / 5G
K12
GSM / CDMA / HSPA / LTE / 5G
2G bands
F33 Pro
GSM 850 / 900 / 1800 / 1900
K12
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
F33 Pro
HSDPA 900 / 2100
K12
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
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
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
K12
1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
5G bands
F33 Pro
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
K12
1, 5, 8, 28, 41, 77, 78 SA/NSA
Speed
F33 Pro
HSPA, LTE, 5G
K12
HSPA, LTE, 5G
Announced
F33 Pro
2026, April 15
K12
2024, April 24
Status
F33 Pro
Released Apr 26, 2026
K12
Available. Released 2024, April 29
Dimensions
F33 Pro
158.4 x 75.2 x 8.3 mm (6.24 x 2.96 x 0.33 in)
K12
162.5 x 75.3 x 8.4 mm (6.40 x 2.96 x 0.33 in)
Weight
F33 Pro
194 g (6.84 oz)
K12
186 g (6.56 oz)
Build
F33 Pro
Glass front, plastic frame, plastic back
K12
-
SIM
F33 Pro
Nano-SIM + Nano-SIM
K12
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
K12
IP54 dust protected and water resistant (water splashes)
Type
F33 Pro
AMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)
K12
AMOLED, 1B colors, 120Hz, HDR10+, 500 nits (typ), 900 nits (HBM), 1100 nits (peak)
Size
F33 Pro
6.57 inches, 105.0 cm2 (~88.2% screen-to-body ratio)
K12
6.7 inches, 108.0 cm2 (~88.3% screen-to-body ratio)
Resolution
F33 Pro
1080 x 2372 pixels (~397 ppi density)
K12
1080 x 2412 pixels, 20:9 ratio (~394 ppi density)
Protection
F33 Pro
Asahi Glass DT-STAR D+
K12
-
OS
F33 Pro
Android 16, ColorOS 16
K12
Android 14, ColorOS 14
Chipset
F33 Pro
Mediatek Dimensity 6360 Max (6 nm)
K12
Qualcomm SM7550-AB Snapdragon 7 Gen 3 (4 nm)
CPU
F33 Pro
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
K12
Octa-core (1x2.63 GHz Cortex-A715 & 4x2.4 GHz Cortex-A715 & 3x1.8 GHz Cortex-A510)
GPU
F33 Pro
Mali-G57 MC2
K12
Adreno 720
Card slot
F33 Pro
microSDXC
K12
microSDXC (uses shared SIM slot)
Internal
F33 Pro
128GB 8GB RAM, 256GB 8GB RAM
K12
256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Other
F33 Pro
UFS 2.2
K12
UFS 3.1
Dual
F33 Pro
50 MP, f/1.8, (wide), PDAF Auxiliary lens
K12
50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm
Features
F33 Pro
Color spectrum sensor, LED flash, HDR, panorama
K12
Dual-LED flash, HDR, panorama
Video
F33 Pro
1080p@30/60fps
K12
4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS
Single
F33 Pro
50 MP, f/2.0, 18mm (ultrawide), AF
K12
16 MP, f/2.4, 26mm (wide), 1/3.0", 1.0µm
Features
F33 Pro
Panorama
K12
Panorama
Video
F33 Pro
1080p@30fps
K12
1080p@30fps
Loudspeaker
F33 Pro
Yes
K12
Yes, with stereo speakers
3.5mm jack
F33 Pro
No
K12
No
Other
F33 Pro
-
K12
24-bit/192kHz Hi-Res & Hi-Res wireless audio
WLAN
F33 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band
K12
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
F33 Pro
5.4, A2DP, LE, aptX HD
K12
5.4, A2DP, LE, aptX HD, LHDC
Positioning
F33 Pro
GPS, GALILEO, GLONASS, BDS, QZSS
K12
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
F33 Pro
No
K12
Yes
Radio
F33 Pro
No
K12
No
USB
F33 Pro
USB Type-C 2.0, OTG
K12
USB Type-C 2.0
Infrared port
F33 Pro
-
K12
Yes
Sensors
F33 Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
K12
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
F33 Pro
Si/C Li-Ion 7000 mAh
K12
5500 mAh
Charging
F33 Pro
80W wired, 55W PPS, 13.5W PD 5W reverse wired
K12
100W wired, 100% in 27 min
Colors
F33 Pro
Misty Forest, Passion Red, Starry Blue
K12
Celadon Marble, Dark Chrome
Models
F33 Pro
CPH2835
K12
PJR110
SAR
F33 Pro
1.14 W/kg (head) 0.89 W/kg (body)
K12
-
Price
F33 Pro
About 350 EUR
K12
About 250 EUR