Category Breakdown
Oppo K9
Realme X7 Pro Ultra
Performance
70.870.8
Camera
48.748.7
Display
84.584.5
Battery
60.060.0
Build
70.870.8
Overall
66.466.4
Summary
- The Oppo K9 and Realme X7 Pro Ultra both feature a Super AMOLED display with a 90Hz refresh rate, but the X7 Pro Ultra offers a higher peak brightness of 1200 nits compared to the K9's 750 nits.
- In terms of performance, the K9 is powered by the Snapdragon 768G, while the X7 Pro Ultra utilizes the Mediatek Dimensity 1000+, with both offering similar RAM and storage configurations.
- Both phones have a 64 MP main camera, but the X7 Pro Ultra has a slightly better ultrawide lens and supports 4K video recording at 60fps.
- The K9 has a 4300mAh battery, while the X7 Pro Ultra has a slightly larger 4500mAh battery, both supporting 65W fast charging.
- Software-wise, the K9 runs on ColorOS 11.1, whereas the X7 Pro Ultra operates on Realme UI 2.0, with the latter also lacking a headphone jack and featuring NFC connectivity.
Side-by-side Specification Comparison
Oppo K9
Realme X7 Pro Ultra
General
Release Date
2021, May 06
2021, April 02
Announced
2021, May 06
2021, April 02
Description
N/A
Also known as Realme X7 Pro Extreme
Display
Size
6.43"
6.55"
Type
Super AMOLED, 90Hz, 430 nits (typ), 750 nits (peak)
Super AMOLED, 90Hz, 1200 nits (peak)
Resolution
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
1080 x 2400 pixels, 20:9 ratio (~402 ppi density)
PPI
1080
1080
Refresh Rate
90Hz
90Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
Corning Gorilla Glass 5
Performance
Chipset
Qualcomm SM7250-AC Snapdragon 768G 5G (7 nm)
Mediatek Dimensity 1000+ (7 nm)
CPU
Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
Octa-core (4x2.6 GHz Cortex-A77 & 4x2.0 GHz Cortex-A55)
GPU
Adreno 620
Mali-G77 MC9
Memory
128GB 8GB RAM, 256GB 8GB RAM
128GB 8GB RAM, 256GB 12GB RAM
Expandable Storage
✗
✗
Card Slot
No
No
Camera
Main Camera
64 MP
64 MP
Main Camera Details
64 MP, f/1.7, (wide), PDAF8 MP, f/2.2, (ultrawide)2 MP, f/2.4, (macro)
64 MP, f/1.8, 26mm (wide), 1/2.0", 0.7µm, PDAF8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm2 MP, f/2.4, (macro)
Front Camera
32 MP
32 MP
Front Camera Details
32 MP, f/2.4, (wide)
32 MP, f/2.5, 26mm (wide), 1/2.8", 0.8µm
Video Recording
4K@30fps, 1080p@30/60/120fps; gyro-EIS
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Selfie Video
1080p@30fps
1080p@30fps
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
4300 mAh
4500 mAh
Battery Details
Li-Po 4300 mAh
4500 mAh
Charging Details
65W wired, 100% in 35 min
65W wired, 100% in 35 min
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
159.1 x 73.4 x 7.9 mm (6.26 x 2.89 x 0.31 in)
159.9 x 73.4 x 7.8 mm (6.30 x 2.89 x 0.31 in)
Weight
172 g
170 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black, Aurora
Black, Aurora
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
Network Speed
HSPA, LTE, 5G
HSPA, LTE (CA), 5G
5G
✓
✓
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE, aptX HD
5.1, A2DP, LE
NFC
✗
✓
USB
USB Type-C 2.0, OTG
USB Type-C 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
GPS, GLONASS, GALILEO, BDS, QZSS
GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS
Software
Operating System
Android 11, ColorOS 11.1
Android 11, Realme UI 2.0
OS Version
Android 11, ColorOS 11.1
Android 11, Realme UI 2.0
Security
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
No

