Oppo K9x vs Samsung Galaxy S20 Ultra

Phones Images
PHONES
Phone Names Oppo K9x Samsung Galaxy S20 Ultra
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 5, 7, 8, 28, 34, 38, 39, 40, 411, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66
5G bands1, 28, 41, 77, 78 SA/NSA-
SpeedHSPA, LTE, 5GHSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE
 CDMA2000 1x CDMA2000 1xEV-DO
Launch
Announced2021, December 232020, February 11
StatusAvailable. Released 2021, December 27Available. Released 2020, March 15
Body
Build-Glass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frame
Dimensions162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in)166.9 x 76 x 8.8 mm (6.57 x 2.99 x 0.35 in)
SIMNano-SIM + Nano-SIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIM
Weight194 g (6.84 oz)220 g (7.76 oz)
 -IP68 dust/water resistant (up to 1.5m for 30 min)
Display
ProtectionAluminosilicate glassCorning Gorilla Glass 6
Resolution1080 x 2400 pixels, 20:9 ratio (~405 ppi density)1440 x 3200 pixels, 20:9 ratio (~511 ppi density)
Size6.49 inches, 102.2 cm2 (~84.2% screen-to-body ratio)6.9 inches, 114.0 cm2 (~89.9% screen-to-body ratio)
TypeIPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)Dynamic AMOLED 2X, 120Hz, HDR10+, 1400 nits (peak)
 -Always-on display 120Hz@FHD/60Hz@QHD refresh rate
Platform
CPUOcta-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55)Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)
ChipsetMediatek Dimensity 810 (6 nm)Exynos 990 (7 nm+)Qualcomm SM8250 Snapdragon 865 5G (7 nm+)
GPUMali-G57 MC2Mali-G77 MP11Adreno 650
OSAndroid 11, ColorOS 11.1Android 10, upgradable to Android 13, One UI 5
Memory
Card slotmicroSDXCmicroSDXC (uses shared SIM slot)
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 12GB RAM, 512GB 16GB RAM
 UFS 2.2UFS 3.0
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, auto-HDR, panorama
Single16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm-
Triple64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF 2 MP (macro) Auxiliary lens108 MP, f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, OIS 48 MP, f/3.5, 103mm (periscope telephoto), 1/2.0", 0.8µm, PDAF, OIS, 4x optical zoom, 10x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video 0.3 MP, TOF 3D, f/1.0, (depth)
Video1080p@30fps, gyro-EIS8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS
Selfie camera
Features-HDR
Single16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF
Video1080p@30fps4K@30/60fps, 1080p@30fps
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker YesYes, with stereo speakers
 -32-bit/384kHz audio Tuned by AKG
Comms
Bluetooth5.1, A2DP, LE, aptX5.0, A2DP, LE
NFCNoYes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, BDS, GALILEO
RadioNoFM radio (USA & Canada only)
USBUSB Type-C 2.0, OTGUSB Type-C 3.2, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 -Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+ Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified)
Battery
Charging33W wired, 50% in 27 min Reverse wired45W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
TypeLi-Po 5000 mAhLi-Ion 5000 mAh
Misc
ColorsBlack, BlueCosmic Grey, Cosmic Black, Cloud White
ModelsPGCM10SM-G988B/DS
PriceAbout 190 EURAbout 690 EUR
SAR-0.94 W/kg (head)     0.95 W/kg (body)
SAR EU-0.32 W/kg (head)     1.56 W/kg (body)