OPPO A77 (4GB RAM + 128 GB) vs Xiaomi Redmi 15 5G
Here you can compare OPPO A77 (4GB RAM + 128 GB) and Xiaomi Redmi 15 5G. Comparing OPPO A77 (4GB RAM + 128 GB) vs Xiaomi Redmi 15 5G on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how OPPO A77 (4GB RAM + 128 GB) stands against Xiaomi Redmi 15 5G and which one should you buy The current lowest price found for OPPO A77 (4GB RAM + 128 GB) is ₹15,998 and for Xiaomi Redmi 15 5G is ₹21,499. The details of both of these products were last updated on Aug 17, 2026.
| Specification | OPPO A77 (4GB RAM + 128 GB) | Xiaomi Redmi 15 5G |
|---|---|---|
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| OS | Android v12 | Android v15 |
| RAM | 4 GB | 6 GB |
| Display | 6.56 inches, 720 x 1600 pixels | 6.9 inches, 1080 x 2340 pixels, 144 Hz |
| Rear Camera | 50 MP Ai Lens | 50 MP ƒ/1.75 (Wide Angle) |
| Price | ₹15,998 | ₹21,499 |
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Overview
| Specs Score | 49 / 100 | 61 / 100 Better Specs |
| Display Resolution | 720 x 1600 pixels | 1080 x 2340 pixels Better Resolution |
| Screen To Body Ratio | ~ 83.2% Less Bezels | |
| RAM | 4 GB | 6 GB More RAM |
| Weight | 217 g Lighter | |
| Thickness | 8.4 mm Slimmer | |
| Battery | 5000 mAh | 7000 mAh Bigger Battery |
| Unique Features | No 3.5mm Audio Jack No Water Resistant No No | 5G No FM Radio No Reverse Charging IR Blaster |
General
| Country of Origin | India | |
| Model | A77 | 15 5G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 4 years | |
| Release Date | August 02, 2022 | August 01, 2025 |
| In The Box | Mobile Phone * 1, Adapter * 1, USB Type-C cable * 1, SIM Eject Tool * 1, Quick Start Guide, & Warranty Card * 1, Safety Information * 1 |
Design
| Dimensions | 80.45 x 168.48 x 8.4 mm | |
| Weight | 217 g | |
| Colors | Sandy Purple, Frosted White, Midnight Black |
Display
| Type | Color IPS Screen (16M colors Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes, 288 Hz Touch Sampling Rate |
| Size | 6.56 inches, 720 x 1600 pixels | 6.9 inches, 1080 x 2340 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20.6:9 |
| PPI | ~ 267 PPI | ~ 374 PPI |
| Screen to Body Ratio | ~ 83.2% | |
| Brightness | 850nits Peak Brightness | |
| Features | TÜV Rheinland Circadian Friendly, TÜV Rheinland flicker free, TÜV Rheinland Low Blue light | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
Memory
| RAM | 4 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes | Yes, (Hybrid Slot), upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | SA: n1/n3/n5/n8/n28/n40/n78, NSA: n1/n3/n40/n78/n8 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.2 | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes |
Extra
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Compass | Ambient Light Sensor, Proximity Sensor (Virtual), E Compass, Accelerometer |
| 3.5mm Headphone Jack | Yes | |
| AI Features | Circle to Search, Gemini AI, AI Erase | |
| Water Resistance | Yes, IPX4 | |
| Splash Resistant | Yes | |
| IP Rating | IP5X | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Hydro Touch |
Camera
| Rear Camera | 50 MP Ai Lens | 50 MP ƒ/1.75 (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | AI Sky, AI Erase, Classic Film Filters |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP Screen Flash | 8 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD |
Technical
| OS | Android v12 | Android v15 |
| Custom UI | HyperOS 2 | |
| Chipset | MediaTek Helio G35 | Qualcomm Snapdragon 6s Gen3 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | 2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55 |
| GPU | PowerVR GE8320 | Adreno 619 |
| Java | No | No |
| Browser | Yes, supports HTML | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Speaker Type | Bottom Firing Loud Speaker | |
| Audio Features | Dolby Certified, 200% Super Volume | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-ion Battery | 7000 mAh, Si-C EV-Grade Technology |
| Fast Charging | Yes, 33W Fast Charging | Yes, 33W |
| Reverse Charging | Yes, 18W |
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