Infinix Smart 20 and Samsung Galaxy Z Fold 3 both target smartphones buyers in Nigeria, but the deciding factors are ram / storage variants and official colours.
Check the verdict first, then review the differences and table rows for Infinix Smart 20 and Samsung Galaxy Z Fold 3. Prioritize the specs, price range, condition, warranty and delivery details that affect how you plan to use this product category.
Before checkout, confirm live availability, selected variant, regional compatibility and included accessories on the product page. Similar model names can hide different storage, platform, display or bundle details, so use the table as a shortlist before opening the final product listing.
| Spec | Infinix Smart 20 | Samsung Galaxy Z Fold 3 |
|---|---|---|
| Available Ogabassey configurations | ||
| RAM / Storage variants | ||
| 4GB + 64GB; 4GB + 128GB |
| — |
| Official colours | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue | — |
|---|
| Condition | New | — |
|---|
| Model | X6840B | — |
|---|
| Display | ||
|---|---|---|
| Screen size | 6.78 inches | — |
| Resolution | HD+ 720 x 1576 pixels | 2208 x 1768 |
| Refresh rate | 45Hz / 60Hz / 90Hz / 120Hz | — |
| Display type | IPS a-Si LCD | — |
| Brightness | 560 nits typical, 700 nits HBM | — |
| Touch sampling | 120Hz at 60Hz, 180Hz at 90Hz, up to 240Hz at 120Hz | — |
| Display features | Punch-hole screen, Always-On Display and Dynamic Bar | — |
| Type | IPS a-Si LCD | Dynamic AMOLED 2X Infinity Flex |
| Size | 6.78 inches | 7.6 inches |
| Peak Brightness | 700 nits | — |
| Refresh Rate | — | 120Hz |
| Pixel Density | — | 374 ppi |
| Performance and software | ||
|---|---|---|
| Processor | MediaTek Helio G81 Ultimate | — |
| CPU | Octa-core: 2x2.0GHz Cortex-A75 + 6x1.7GHz Cortex-A55 | — |
| GPU | Mali-G52 | — |
| Memory technology | eMMC storage + LPDDR4X memory | — |
| Expandable storage | microSD support up to 2TB | — |
| Operating system | XOS 16, powered by Android 16 | — |
| Camera | ||
|---|---|---|
| Rear camera | 8MP, f/2.0, autofocus | — |
| Front camera | 8MP, f/2.0, fixed focus | — |
| Flash | Rear dual flash | — |
| Video recording | Front and rear: 2K 30fps, 1080p 30fps and 720p 30fps | — |
| Camera modes | Video, AI Cam, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama and Documents | — |
| Battery and charging | ||
|---|---|---|
| Battery | 5200mAh typical | — |
| Charging | 10W charger, 15W supported | — |
| Reverse charging | Yes, 5W supported | — |
| Connectivity | ||
|---|---|---|
| Network | 4G / 3G / 2G | — |
| SIM | 2 nano SIMs + microSD | — |
| Wi-Fi | 802.11 a/b/g/n/ac | — |
| Bluetooth | Yes | 5.2 |
| USB | USB Type-C with OTG | USB-C |
| Earphone | 3.5mm earphone jack | — |
| FM Radio | Yes | — |
| GPS | Yes | — |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 6E |
| Positioning | GPS navigation supported | — |
| NFC | No | No |
| Radio | — | No |
| Body, calls and sensors | ||
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 mm | — |
| Protection | IP64 dust and splash resistance | — |
| Calling features | Pure Voice calls and voiceprint noise reduction | — |
| Offline contact | UltraLink free offline contact, up to 1km per manufacturer | — |
| Fingerprint | Fingerprint sensor | — |
| Sensors | G-sensor, e-compass, software gyroscope, light sensor, proximity sensor, fingerprint sensor, motor and infrared blaster | — |
| Network | ||
|---|---|---|
| Technology | 4G / 3G / 2G | 5G, LTE |
| 5G Support | No | Yes |
| Body | ||
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 | — |
| Build | 7.7mm ultra-slim body | Armor Aluminum frame; Corning Gorilla Glass Victus |
| SIM | Dual SIM: 2 nano SIMs + microSD | One eSIM and two Nano SIM |
| Protection | IP64 | IPX8 |
| Weight | — | 271g |
| Platform | ||
|---|---|---|
| OS | Android 16 | Android 11 |
| Chipset | MediaTek Helio G81 Ultimate | 5nm 64-bit octa-core processor |
| CPU | Octa-core: 2x2.0GHz Cortex-A75 + 6x1.7GHz Cortex-A55 | — |
| GPU | Mali-G52 | — |
| Memory | ||
|---|---|---|
| Card Slot | microSD up to 2TB | — |
| Internal Storage | 128GB | 256GB |
| RAM | 4GB | 12GB |
| Main Camera | ||
|---|---|---|
| Single Camera | 8MP | — |
| Features | 8MP, f/2.0, autofocus, rear dual flash; modes include AI Cam, Video, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama and Documents | 12MP wide + 12MP telephoto + 12MP ultra-wide rear cameras; Dual OIS listed by Samsung |
| Video | 2K 30fps, 1080p 30fps, 720p 30fps | — |
| Triple Camera | — | 12MP |
| Selfie Camera | ||
|---|---|---|
| Resolution | 8MP | 10MP |
| Features | 8MP, f/2.0, fixed focus | 10MP cover camera plus 4MP under display camera |
| Video | 2K 30fps, 1080p 30fps, 720p 30fps | — |
| Sound | ||
|---|---|---|
| Loudspeaker | Yes (mono) | Yes (mono) |
| 3.5mm Jack | Yes | No |
| Features | ||
|---|---|---|
| Fingerprint | Fingerprint sensor | — |
| Sensors | G-sensor, e-compass, software gyroscope, light sensor, proximity sensor, fingerprint, motor, infrared blaster | — |
| Battery | ||
|---|---|---|
| Capacity | 5200mAh | 4400mAh |
| Wired Charging | 15W | 25W |
| Reverse Charging | Yes | Yes |
| Misc | ||
|---|---|---|
| Colors | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue | Phantom Black, Phantom Green, Phantom Silver |
| Models | X6840B | — |
| Performance | ||
|---|---|---|
| Processor | — | 5nm 64-bit octa-core processor |
| Memory | — | 12GB RAM |
| Storage configuration | — | Default configuration: 256GB Phantom Silver open-box; Samsung features include 256GB and 512GB storage options |
| Software | — | Android 11 |
| Display and design | ||
|---|---|---|
| Main display | — | 7.6-inch QXGA+ Dynamic AMOLED 2X Infinity Flex display |
| Resolution | — | 2208 x 1768 main display; 2268 x 832 cover display |
| Refresh rate | — | 120Hz adaptive refresh rate on main and cover displays |
| Size and weight | — | 67.1 x 158.2 x 16.0-14.4mm folded; 128.1 x 158.2 x 6.4mm unfolded; 271g |
| Cameras | ||
|---|---|---|
| Rear camera | — | 12MP wide + 12MP telephoto + 12MP ultra-wide triple camera system |
| Front cameras | — | 10MP cover camera plus 4MP under display camera |
| Zoom | — | 2x optical zoom and up to 10x digital zoom |
| Stabilization | — | Dual OIS listed for the rear camera system |
| Connectivity and buyer notes | ||
|---|---|---|
| Wireless | — | 5G, LTE, Wi-Fi 6E, Bluetooth 5.2, USB-C and NFC |
| Battery and charging | — | 4400mAh typical battery with 25W wired charging, 10W fast wireless charging and Wireless PowerShare |
Use the comparison table to choose based on the price, condition, and specs that matter most to you, especially ram / storage variants and official colours.
Infinix Smart 20 is the better fit if its advantages in ram / storage variants matter more than the savings on Samsung Galaxy Z Fold 3; otherwise compare current prices and availability before buying.
A practical Nigeria-focused guide to the Samsung Galaxy Z Flip 4 at ₦450,000, covering battery limits, camera fit, performance, open-box checks, warranty questions and safer Samsung alternatives.
Updated for 2026: whether the open-box Samsung Galaxy S23 FE at ₦400,000 still makes sense in Nigeria, including One UI 9 outlook, battery, camera, warranty checks and Ogabassey alternatives.
A buyer-focused Samsung Galaxy S24 FE guide for Nigeria covering ₦480,000 value, battery, charging, camera, warranty checks and Ogabassey alternatives.
Compare price, specs, condition, and buying fit for Google Pixel 10 Pro Fold and Infinix Smart 20.
Compare price, specs, condition, and buying fit for Google Pixel 10 Pro and Infinix Smart 20.
Compare price, specs, condition, and buying fit for Google Pixel 10 Pro XL and Infinix Smart 20.
Compare price, specs, condition, and buying fit for Google Pixel 10 Pro Fold and Samsung Galaxy Z Fold 3.
Compare price, specs, condition, and buying fit for Google Pixel 10 Pro and Samsung Galaxy Z Fold 3.
Compare price, specs, condition, and buying fit for Google Pixel 10 Pro XL and Samsung Galaxy Z Fold 3.