Realme X3 (8GB RAM + 128GB) has better RAM than Oppo A5x 5G. In terms of display resolution, Realme X3 (8GB RAM + 128GB) has better resolution of 2400 x 1080 than Oppo A5x 5G which has resolution of 1604 x 720. Both have the same amount of internal memory.
| Name | Realme X3 (8GB RAM + 128GB) | Oppo A5x 5G |
| RAM | 8 GB | 4 GB |
|---|---|---|
| Display | 6.57 in | 6.67 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 4200 mAh | 6000 mAh |
| Camera | 64 MP Quad | 32 MP |
| Price | Rs. 18490 | Rs. 12499 |
The launch Date of the first phone is June 25, 2020 . The cost of Realme X3 (8GB RAM + 128GB) is Rs. 18490. The launch Date of the second phone is May 23, 2025. The cost of Oppo A5x 5G is Rs. 12499.
Oppo A5x 5G has larger screen size of 6.67 inches in comparison to Realme X3 (8GB RAM + 128GB)'s 6.57 inch screen. Realme X3 (8GB RAM + 128GB) has IPS LCD Screen type where as Oppo A5x 5G has IPS Screen type. Realme's phone has display density of 401 PPI & OPPO's phone has only 264 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 90.5% than OPPO's phone ~ 84.9%.
Realme X3 (8GB RAM + 128GB)'s larger 8 GB RAM is better for playing games and all with respect to Oppo A5x 5G's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Realme X3 (8GB RAM + 128GB)'s 64 MP Quad Rear Camera outclasses Oppo A5x 5G's 32 MP Rear Camera in terms of resolution. Realme X3 (8GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 16 MP + 8 MP Dual Front Camera in comparison to Oppo A5x 5G's 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version v10 (Q) and the second one on 15 version.
| Name | Realme X3 (8GB RAM + 128GB) | Oppo A5x 5G |
| General | ||
| Model | X3 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | June 25, 2020 | May 23, 2025 |
| In The Box | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Safety Guide x 1, Quick Guide x 1, Protective Case x 1 | |
| Design | ||
| Dimensions | 75.8 x 163.8 x 9.3 mm | 76.2 x 165.7 x 8 mm |
| Weight | 202 g | 193 g |
| Bezel less | No | |
| Colors | Tranquil Lake Green, Laser White | |
| Display | ||
| Type | Color IPS LCD Screen (16.7M) | Color IPS Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.57 inches, 1080 x 2400 pixels, 120 Hz | 6.67 inches, 720 x 1604 pixels, 120 Hz |
| Aspect Ratio | 20:9 | |
| PPI | ~ 401 PPI | ~ 264 PPI |
| Screen to Body Ratio | ~ 90.5% | ~ 84.9% |
| Glass Type | Corning Gorilla Glass 5 | |
| Brightness | 1000 nits (HBM) | |
| Features | Full HD+, Ultra Smooth Display, Sunlight Screen Support | |
| Notch | Yes, Dual Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 8 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | No | Yes, (Hybrid Slot) |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | No | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.1 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | No | |
| Extra | ||
| GPS | A-GPS, GLONSS, BEIDOU, GALILEO, QZSS | Yes with A-GPS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | No | Yes |
| Water Resistance | Yes | |
| IP Rating | IP65 | |
| Dust Resistant | Yes | |
| Extra Features | UFS 3.0 | |
| Camera | ||
| Rear Camera | 64 MP ƒ/1.8 (Main) 12 MP ƒ/2.48 (Telephoto) 8 MP ƒ/2.25 (Wide Angle) 2 MP ƒ/2.4 (Macro) Macro | 32 MP ƒ/1.9 (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | Super Nightscape, Panorama, Expert Mode, Portrait Mode, Time-lapse Photography, HDR, Ultra Wide, Ultra Macro, AI Scene Recognition, AI Beauty, Filter, Chroma Boost, EIS Support | HDR, Panorama |
| Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30/60 fps HD | Yes |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.05 (Main) 8 MP ƒ/0.2 (Depth Sensor) | 5 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 30/60 fps HD | 720p |
| Technical | ||
| OS | Android v10, upgradable to v11 | Android v15 |
| Custom UI | ColorOS 15 | |
| Chipset | Qualcomm Snapdragon 855+ | Mediatek Dimensity 6300 |
| CPU | 2.96 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485 | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | Adreno 640 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | 3GP, ASF, AVI, DAT, FLV, M2TS, MKV, MOV, MP4, MPG, MTS, RMVB, TS, VOB, WEBM, WMV | Yes |
| Video | 3GA, AAC, AMR, APE, FLAC, IMY, M4A, MIDI, MKA, MP3, OGG, QCP, WAV, WMA, WMV | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4200 mAh, Li-ion Battery | 6000 mAh |
| Fast Charging | Yes, 30W Dart Charge | Yes, 45W SUPERVOOC Charging |