Realme 9 4G has better RAM than Realme Narzo 20. In terms of display resolution, Realme 9 4G has better resolution of 2400 x 1080 than Realme Narzo 20 which has resolution of 1600 x 720. Realme 9 4G has more internal memory than Realme Narzo 20
| Name | Realme 9 4G | Realme Narzo 20 | 
| RAM | 6 GB | 4 GB | 
|---|---|---|
| Display | 6.4 in | 6.5 in | 
| Internal Memory | 128 GB | 64 GB | 
| Battery | 5000 mAh | 6000 mAh | 
| Camera | 108 MP + 8 MP + 2 MP Triple | 48 MP + 8 MP + 2 MP Triple | 
| Price | Rs. 11999 | Rs. 10499 | 
The launch Date of the first phone is April 07, 2022 . The cost of Realme 9 4G is Rs. 11999. The launch Date of the second phone is September 21, 2020. The cost of Realme Narzo 20 is Rs. 10499.
Realme 9 4G has screen size of 6.4 inches which falls short to Realme Narzo 20's 6.5 inch screen. Realme 9 4G has Super AMOLED Screen type where as Realme Narzo 20 has IPS LCD Screen type. Realme 9 4G has display density of 405 PPI & Realme Narzo 20 has only 270 PPI display density. In terms of screen to body ratio, Realme 9 4G has better screen to body ratio of ~ 90.8% than Realme Narzo 20's ~ 88.7%. Both mobiles have same aspect ratio of 20:9.
Realme 9 4G's larger 6 GB RAM is better for playing games and all with respect to Realme Narzo 20's lower 4 GB RAM. Realme 9 4G has more Internal Memory (128 GB) than Realme Narzo 20 (64 GB).
Realme 9 4G's 108 MP + 8 MP + 2 MP Triple Rear Camera outshines Realme Narzo 20's 48 MP + 8 MP + 2 MP Triple Rear Camera in terms of resolution. Realme 9 4G will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Realme Narzo 20's 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 12 and the second one on v10 (Q) version.
| Name | Realme 9 4G | Realme Narzo 20 | 
| General | ||
| Model | 9 | Narzo 20 | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano+Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | April 07, 2022 | September 21, 2020 | 
| Design | ||
| Dimensions | 73.3 x 160.2 x 7.9 mm | 75.9 x 164.5 x 9.8 mm | 
| Weight | 178 g | 208 g | 
| Display | ||
| Type | Color Super AMOLED Screen (16.7M) | Color IPS LCD Screen (16.7M) | 
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes | 
| Size | 6.4 inches, 1080 x 2400 pixels, 90 Hz | 6.5 inches, 720 x 1600 pixels, 60 Hz | 
| Aspect Ratio | 20:9 | 20:9 | 
| PPI | ~ 405 PPI | ~ 270 PPI | 
| Screen to Body Ratio | ~ 90.8% | ~ 88.7% | 
| Glass Type | Corning Gorilla Glass 5 | 2.5D Glass with Gorilla Glass 3 | 
| Features | 360Hz Touch Sampling Rate, Screen Contrast: 4000000: 1, 430 nit Brightness | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch | 
| Memory | ||
| RAM | 6 GB | 4 GB | 
| Expandable RAM | Upto 5 GB Extra Virtual RAM | |
| Storage | 128 GB | 64 GB | 
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 256 GB | Yes, upto 256 GB | 
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Bluetooth | Yes, v5.1 | Yes, v5.0, A2DP, LE | 
| USB | Yes, USB-C | Yes, USB-C v2.0 | 
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging | 
| Extra | ||
| GPS | Yes with A-GPS, GLONASS, BeiDou, Galileo | yes with A-GPS, Beidou, Glonass | 
| Fingerprint Sensor | Yes, In Display | Yes, Rear | 
| Face Unlock | Yes | Yes | 
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Light sensor, Proximity sensor, Accelerometer, Gyroscope | 
| 3.5mm Headphone Jack | Yes | Yes | 
| Extra Features | Heart Rate Monitor | |
| Camera | ||
| Rear Camera | 108 MP ƒ/1.75 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro | 48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.3 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro | 
| Camera Sensor | Samsung HM6 | |
| Auto Focus | Yes | Yes | 
| Features | Night Mode, Panoramic view, Expert, Portrait Mode, HDR,Ultra wide, Ultra macro, AI Scene Recognition, AI Beauty, Filter, Bokeh Effect Control,Street Mode,Text Scanner, Tilt-Shift | Digital Zoom, Auto Flash, Face detection, Touch to focus | 
| Video Recording | 1080p | 1080p @ 30 fps FHD | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 16 MP ƒ/2.45 Punch Hole, LED Flash | 8 MP ƒ/2 (Main) | 
| Front Video Recording | 1080p | 1080p @ 30 fps FHD | 
| Technical | ||
| OS | Android v12 | Android v10, upgradable to v11 | 
| Chipset | Qualcomm Snapdragon 680 | MediaTek Helio G85 | 
| CPU | 2.4 GHz, Octa Core Processor | 2 GHz, Octa Core Processor | 
| Core Details | 4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver | 2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | 
| GPU | Adreno 610 | Mali-G52 | 
| Java | No | No | 
| Browser | Yes | Yes, supports HTML5 | 
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, MKA | 
| Video | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV | MP4, 3GP, ASF, AVI, FLV, MKV, MPG, WEBM, WMV | 
| FM Radio | Yes | Yes | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 5000 mAh, Li-Po Battery | 6000 mAh, Li-ion Battery | 
| Fast Charging | Yes, 33W Fast Charging | Yes, 18W Fast Charging | 
| Reverse Charging | Yes | |