OnePlus 9 Pro has better RAM than Celkon Diamond U Feel 4G. In terms of display resolution, OnePlus 9 Pro has better resolution of 3216 x 1440 than Celkon Diamond U Feel 4G which has resolution of 720 x 1280. OnePlus 9 Pro has more internal memory than Celkon Diamond U Feel 4G
| Name | Celkon Diamond U Feel 4G | OnePlus 9 Pro |
| RAM | 2 GB | 8 GB |
|---|---|---|
| Display | 5 in | 6.7 in |
| Internal Memory | 16 GB | 128 GB |
| Battery | 2500 mAh | 4500 mAh |
| Camera | 8 MP | 48 MP Quad |
| Price | Rs. 3999 | Rs. 39999 |
The launch Date of the first phone is September 2017. The cost of Celkon Diamond U Feel 4G is Rs. 3999. The cost of OnePlus 9 Pro is Rs. 39999.
OnePlus 9 Pro has larger screen size of 6.7 inches in comparison to Celkon Diamond U Feel 4G's 5 inch screen. Celkon Diamond U Feel 4G has IPS Screen type where as OnePlus 9 Pro has Screen type. OnePlus's phone has display density of 525 PPI & Celkon's phone has only 294 PPI display density. Celkon Diamond U Feel 4G has 16:9 aspect ratio where as OnePlus 9 Pro has 20.1:9 aspect ratio.
OnePlus 9 Pro's larger 8 GB RAM is better for playing games and all with respect to Celkon Diamond U Feel 4G's lower 2 GB RAM. OnePlus 9 Pro has more Internal Memory (128 GB) than Celkon Diamond U Feel 4G (16 GB).
OnePlus 9 Pro's 48 MP Quad Rear Camera outshines Celkon Diamond U Feel 4G's 8 MP Rear Camera in terms of resolution. OnePlus 9 Pro will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Celkon Diamond U Feel 4G's 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version Nougat 7 and the second one on 11 version.
| Name | Celkon Diamond U Feel 4G | OnePlus 9 Pro |
| General | ||
| Model | Diamond UFEEL 4G | 9 Pro |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Micro SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 2017 | |
| Design | ||
| Dimensions | 73 x 144 x 9 mm | 73.6 x 163.2 x 8.7 mm |
| Weight | 340 g | 197 g |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color Fluid AMOLED (16M Colors) |
| Touch | Yes | Yes |
| Size | 5 inches, 1280 x 720 pixels | 6.7 inches, 1440 x 3216 pixels, 120 Hz |
| Aspect Ratio | 16:9 | 20.1:9 |
| PPI | ~ 294 PPI | ~ 525 PPI |
| Screen to Body Ratio | ~ 90.8% | |
| Glass Type | Corning Gorilla Glass 5 | |
| Features | 2.5D Curved Dragontrail Glass | Hyper Touch, Reading Mode, Night Mode, Vibrant Color Effect Pro, Motion Graphics Smoothing, Ultra-high Video Resolution, Adaptive Display, Curved Display |
| Notch | Yes, Punch Hole | |
| Curved Display | Yes | |
| Memory | ||
| RAM | 2 GB | 8 GB |
| Storage | 16 GB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, upto 32 GB | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v4.1 | Yes, v5.2, A2DP, LE, aptX HD |
| USB | Yes, microUSB | Yes, USB-C v3.1 |
| USB Features | USB Tethering, USB on-the-go | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes | yes with A-GPS, Glonass, GLONASS, Beidou |
| Fingerprint Sensor | No | Yes, In Display |
| Face Unlock | No | Yes |
| Sensors | Gravity Sensor, Proximity Sensor, Light-Sensor | Accelerometer, Electronic Compass, Gyroscope, Ambient Light Sensor, Proximity Sensor, Sensor Core, Flick-detect Sensor, Front RGB Sensor |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| Water Resistance | Yes | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | Alert Slider | |
| Camera | ||
| Rear Camera | 8 MP | 48 MP ƒ/1.8 (Wide Angle) 50 MP ƒ/2.2 (Ultra Wide) 8 MP ƒ/2.4 (Telephoto) Telephoto 2 MP ƒ/2.4 Monochrome |
| Camera Sensor | Sony IMX789 | |
| OIS | Yes | |
| Auto Focus | Yes, Phase Detection autofocus | |
| Features | Wide Angle Lens | Co-Developed by Hasselblad, Nightscape, Super Macro, UltraShot HDR, Smart Scene Recognition, Portrait mode, Pro mode, Panorama |
| Video Recording | Yes | 8K @ 30 fps UHD, 4K @ 120/30/60 fps UHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 5 MP | 16 MP ƒ/2.4 Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 1080p | |
| Technical | ||
| OS | Android v7 (Nougat) | Android v11, upgradable to v12 |
| Chipset | Cortex A7 | Qualcomm Snapdragon 888 |
| CPU | 1.3 GHz, Quad Core Processor | 2.84 GHz, Octa Core Processor |
| Core Details | 1x2.84 GHz Kryo 680 & 3x2.XX GHz Kryo 680 & 4x1.XX GHz Kryo 680 | |
| GPU | ARM Mali400 | Adreno 660 |
| Java | Yes, via 3rd party | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Supports | MMS, Instant Messaging | |
| Yes | Yes | |
| Music | Yes | MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV |
| Video | Yes | MKV, MOV, MP4, H.265 |
| FM Radio | Yes | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Removable Battery | Non-Removable Battery |
| Size | 2500 mAh, Li-ion Battery | 4500 mAh, Li-Po Battery |
| Fast Charging | Yes, 65W Fast Charging | |
| Wireless Charging | Yes, 50W | |
| Reverse Charging | Yes | |
| Talk Time | 22 hours | |