Infinix Smart 20 vs Oppo A6x 4G
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At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Infinix Smart 20 |  Oppo A6x 4G |
|---|---|---|
| Price | KSh 13,000 – KSh 15,000 | KSh 20,500 – KSh 24,300 |
| Display | 6.78-inch IPS LCD, 120Hz | 6.75-inch LCD, 120Hz, 1125 nits HBM |
| Processor | MediaTek Helio G81 Ultimate (12nm) | Qualcomm Snapdragon 685 Mobile Platform |
| RAM | 4GB | 4GB, 6GB LPDDR4X |
| Storage | 64GB, 128GB | 64GB, 128GB, 256GB |
| Rear camera | 8MP wide, f/2.0, autofocus | 13 MP f/2.2 wide AF; QVGA monochrome |
| Battery | 5200mAh | 6500 mAh typical (6335 mAh rated) |
| Charging | 15W wired; 5W reverse wired | Fast charging unsupported; reverse wired supported |
| Weight | — | 210 g |
| Operating system | Android 16, XOS 16 | Android 15, ColorOS 15.0 |
| Network | GSM / HSPA / LTE | GSM / WCDMA / 4G LTE |
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Full specifications
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General
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Brand | Infinix | Oppo |
| Model | Smart 20 | OPPO A6x (CPH2819) |
| Announced | 4 March 2026 | — |
Design
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Dimensions | 167.7 × 78.8 × 7.7mm | 166.61 x 78.51 x 8.61 mm |
| Weight | — | 210 g |
| Build materials | Glass front, plastic frame and back | IP64 water and dust resistance |
Display
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Display | 6.78-inch IPS LCD, 120Hz | 6.75-inch LCD, 120Hz, 1125 nits HBM |
| Screen resolution | 720 × 1576 pixels, 19.5:9, approximately 259ppi | 1570 x 720 pixels, 256 ppi |
| Display features | 700 nits HBM brightness | 120Hz; 240Hz maximum touch sampling |
Performance
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Processor | MediaTek Helio G81 Ultimate (12nm) | Qualcomm Snapdragon 685 Mobile Platform |
| CPU | Octa-core: 2 × 2.0GHz Cortex-A75 + 6 × 1.7GHz Cortex-A55 | 8 cores |
| GPU | Mali-G52 MC2 | Adreno 610 @ 1260MHz |
Memory & Storage
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| RAM | 4GB | 4GB, 6GB LPDDR4X |
| Storage | 64GB, 128GB | 64GB, 128GB, 256GB |
| Storage technology | eMMC 5.1 | UFS 2.2 |
| Expandable storage | microSDXC, dedicated slot | Supported |
Cameras
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Rear camera | 8MP wide, f/2.0, autofocus | 13 MP f/2.2 wide AF; QVGA monochrome |
| Front camera | 8MP wide, f/2.0 | 5 MP f/2.2 |
| Rear camera features | Dual-LED flash, panorama | Photo, Portrait, Night, panorama, time-lapse, Pro |
| Rear camera video | 1440p at 30fps; 1080p at 30fps | 1080p@30fps; 720p@30fps |
| Front camera features | — | Portrait, Night, panorama, time-lapse, retouch |
| Front camera video | 1440p at 30fps; 1080p at 30fps | 1080p@30fps; 720p@30fps |
Battery & Charging
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Battery | 5200mAh | 6500 mAh typical (6335 mAh rated) |
| Charging | 15W wired; 5W reverse wired | Fast charging unsupported; reverse wired supported |
Software
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Operating system | Android 16, XOS 16 | Android 15, ColorOS 15.0 |
Network
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Network | GSM / HSPA / LTE | GSM / WCDMA / 4G LTE |
| SIM | Dual nano-SIM | Dual Nano-SIM |
Connectivity
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| NFC | Yes | No |
| Bluetooth | Yes | Bluetooth 5.0 Low Energy |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 5 (802.11ac), 802.11a/b/g/n |
| Positioning | GPS | BeiDou, GPS, GLONASS, Galileo, QZSS |
| Radio | FM radio | — |
| USB | USB Type-C 2.0, OTG | USB Type-C, OTG |
Durability
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Water resistance | IP64 dust and splash resistance | IP64 |
Features
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Sensors | Side-mounted fingerprint sensor, accelerometer, proximity sensor, compass | Proximity, ambient light, e-compass, accelerometer, side fingerprint sensor |
| Colors | Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange | Plum Purple, Ice Blue |
Audio
| Specification | Infinix Smart 20 | Oppo A6x 4G |
|---|---|---|
| Loudspeakers | Yes | Yes |
| 3.5 mm headphone jack | Yes | Yes |
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