Realme P4 5G (8GB RAM + 256GB) has better RAM than OPPO A3x 5G (4GB RAM + 64GB). In terms of display resolution, Realme P4 5G (8GB RAM + 256GB) has better resolution of 2392 x 1080 than OPPO A3x 5G (4GB RAM + 64GB) which has resolution of 1604 x 720. Realme P4 5G (8GB RAM + 256GB) has more internal memory than OPPO A3x 5G (4GB RAM + 64GB)
| Name | OPPO A3x 5G (4GB RAM + 64GB) | Realme P4 5G (8GB RAM + 256GB) | 
| RAM | 4 GB | 8 GB | 
|---|---|---|
| Display | 6.67 in | 6.77 in | 
| Internal Memory | 64 GB | 256 GB | 
| Battery | 5100 mAh | 7000 mAh | 
| Camera | 8 MP | 50 MP + 8 MP Dual | 
| Price | Rs. 9599 | Rs. 20998 | 
The launch Date of the first phone is August 01, 2024. The cost of OPPO A3x 5G (4GB RAM + 64GB) is Rs. 9599. The launch Date of the second phone is August 20, 2025. The cost of Realme P4 5G (8GB RAM + 256GB) is Rs. 20998.
OPPO A3x 5G (4GB RAM + 64GB) has screen size of 6.67 inches which falls short to Realme P4 5G (8GB RAM + 256GB)'s 6.77 inch screen. OPPO A3x 5G (4GB RAM + 64GB) has LCD Screen type where as Realme P4 5G (8GB RAM + 256GB) has AMOLED Screen type. OPPO's phone has display density of 395 PPI & Realme's phone has only 390 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 94% than OPPO's phone ~ 93%.
Realme P4 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to OPPO A3x 5G (4GB RAM + 64GB)'s lower 4 GB RAM. Realme P4 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than OPPO A3x 5G (4GB RAM + 64GB) (64 GB).
Realme P4 5G (8GB RAM + 256GB)'s 50 MP + 8 MP Dual Rear Camera outclasses OPPO A3x 5G (4GB RAM + 64GB)'s 8 MP Rear Camera in terms of resolution. Realme P4 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to OPPO A3x 5G (4GB RAM + 64GB)'s 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 15 version.
| Name | OPPO A3x 5G (4GB RAM + 64GB) | Realme P4 5G (8GB RAM + 256GB) | 
| General | ||
| Country of Origin | India | |
| Model | A3x, CPH2681 | |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano+Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | August 01, 2024 | August 20, 2025 | 
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | 1 realme P4 5G, 1 USB Type-C Cable, 1 Power Adapter , 1 Protect Case, 1 SIM Card Needle, 1 Quick Guide | 
| Design | ||
| Dimensions | 76 x 165.7 x 7.7 mm | 75.88 x 163.34 x 7.58 mm | 
| Weight | 187 g | 185 g | 
| Bezel less | No | No | 
| Colors | Sparkle Black, Starlight White, Starry Purple | Steel Gray, Engine Blue, Forge Red | 
| Display | ||
| Type | Color LCD Screen (16.7 M) | Color AMOLED Screen (1B Colors) | 
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate | 
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.77 inches, 1080 x 2392 pixels, 144 Hz | 
| Aspect Ratio | 20:9 | |
| PPI | ~ 395 PPI | ~ 390 PPI | 
| Screen to Body Ratio | ~ 93% | ~ 94% | 
| Brightness | 1600nit(HBM), 4500nit Peak Brightness | |
| Features | Color Gamut: Vivid Mode: 83% NTSC, Gentle Mode: 71% NTSC, Pixel Arrangement: Real RGB, Contrast Ratio: 1500:1, Sunlight Screen Supported, Brightness: 1,000 nits (HBM), COG Packaging Process | Contrast Ratio: 5,000,000:1, 2500Hz Instantaneous Touch Sampling Rate, 3840Hz PWM Dimming | 
| Notch | Yes, Punch Hole | Yes, Punch Hole | 
| Memory | ||
| RAM | 4 GB | 8 GB | 
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 10 GB Extra Virtual RAM | |
| Storage | 64 GB | 256 GB | 
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, (Hybrid Slot) | |
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| 5G | Yes | Yes | 
| 5G Bands | 5G NR: n1/n3/n5/n8/n28B/n41/n77/n78 | NR: n1/n3/n5/n8/n28B/n40/n41/n77/n78 | 
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Wifi Version | Wi-Fi 5 (802.11ac), 802.11a/b/g/n, WLAN 2.4G/WLAN 5.1G/WLAN 5.8G, WLAN Display; WLAN tethering | Support 2.4/5GHz Wi-Fi Support Wi-Fi 5 / Wi-Fi 6 | 
| Bluetooth | Yes, v5.3 | Yes, v5.4 | 
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 | 
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging, USB Storage | 
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes with A-GPS | Beidou, GPS, GLONASS, Galileo | 
| Fingerprint Sensor | Yes, Side | Yes, In Display | 
| Face Unlock | Yes | Yes | 
| Sensors | Geomagnetic Sensor, Ambient Light Sensor, Proximity Sensor, Accelerometer, Gravity Sensor, Pedometer | Proximity Sensor, Ambient Light Sensor, Color Temperature Sensor, E-Compass, Accelerometer, Gyroscope, Rear Infrared Remote Control, Optical Fingerprint | 
| 3.5mm Headphone Jack | Yes | No | 
| Water Resistance | 2.5 m upto 30 min | |
| Splash Resistant | Yes | Yes | 
| IP Rating | IP65 & IP66 | |
| Dust Resistant | Yes | |
| Extra Features | SAR Value Head: 1.05 W/Kg, Body: 0.78 W/Kg, eMMC 5.1, LPDDR4X@2133MHz, 2 × 16 bits RAM | Hyper Vision AI Chip | 
| Camera | ||
| Rear Camera | 8 MP ƒ/2 (Ultra Wide) | 50 MP ƒ/1.8 (Main) OV50D40 sensor, Support AF Only, Pixels: 50MP, Lens: 5P, FOV: 76° 8 MP (Wide Angle) Equivalent Focal Length:16mm, FOV:112°, Aperture:f/2.2, Lens:5P  | 
| Auto Focus | Yes | Yes | 
| Features | Photo, Video, Pro, Night, Extra HD, Pano, Time-Lapse, Sticker, and Text Scanner | Photo, Video, Portrait, Night, Panorama, Cinematic, SLO-MO, Long Exposure, Dual-view video, TIME-LAPSE, HI-RES, Google Lens, PRO, Hypertext, Scan, TILT-SHIFT | 
| Video Recording | 1080p @ 30 fps FHD, 720p | 4K @ 30 fps UHD, 1080p @ 30/60 fps FHD | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 5 MP ƒ/2.2 (Wide Angle) Punch Hole  | 16 MP ƒ/2.4 (Wide Angle) Lens: 4P, FOV: 85° Punch Hole, Screen Flash  | 
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD | 
| Technical | ||
| OS | Android v14 | Android v15 | 
| Custom UI | ColorOS 14.0.1 | Realme UI 6 | 
| Chipset | Mediatek Dimensity 6300 | mediatek Dimensity 7400 Ultra | 
| CPU | 2.4 GHz, Octa Core Processor | 2.6 GHz, Octa Core Processor | 
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | |
| GPU | Arm Mali-G57 MC2 | Arm Mali-G615 | 
| Java | No | No | 
| Browser | Yes | Yes | 
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | 
| Video | Yes | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | 
| FM Radio | Yes | No | 
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 5100 mAh, Li-ion Battery | 7000 mAh | 
| Fast Charging | Yes, 45W SUPERVOOC Charging | Yes, 80W Fast Charging | 
| Reverse Charging | Yes | |