Infinix Smart 20 and Samsung Galaxy S26 Ultra 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 S26 Ultra. 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 S26 Ultra |
|---|---|---|
| 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 | 3120 x 1440 pixels (QHD+) |
| 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 |
| Size | 6.78 inches | 6.9 inches |
| Peak Brightness | 700 nits | — |
| Refresh Rate | — | 120Hz |
| 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 | Bluetooth v5.4/v6.0 by regional model |
| USB | USB Type-C with OTG | USB Type-C |
| Earphone | 3.5mm earphone jack | — |
| FM Radio | Yes | — |
| GPS | Yes | — |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 7 |
| Positioning | GPS navigation supported | GPS, Glonass, Beidou, Galileo, QZSS |
| NFC | No | Yes |
| 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 | 2G, 3G, 4G LTE, 5G Sub6 |
| 5G Support | No | Yes |
| Body | ||
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 | 163.6 x 78.1 x 7.9 mm |
| Build | 7.7mm ultra-slim body | — |
| SIM | Dual SIM: 2 nano SIMs + microSD | Dual-SIM / eSIM combinations vary by market |
| Protection | IP64 | IP68 |
| Weight | — | 214g |
| Platform | ||
|---|---|---|
| OS | Android 16 | — |
| Chipset | MediaTek Helio G81 Ultimate | Snapdragon 8 Elite Gen 5 for Galaxy |
| CPU | Octa-core: 2x2.0GHz Cortex-A75 + 6x1.7GHz Cortex-A55 | Octa-Core |
| GPU | Mali-G52 | — |
| Memory | ||
|---|---|---|
| Card Slot | microSD up to 2TB | No |
| Internal Storage | 128GB | — |
| RAM | 4GB | — |
| 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 | 200MP wide + 50MP ultra-wide + 50MP telephoto + 10MP telephoto, OIS, 3x and 5x optical zoom |
| Video | 2K 30fps, 1080p 30fps, 720p 30fps | UHD 8K (7680 x 4320)@30fps |
| Quad Camera | — | 200MP |
| Selfie Camera | ||
|---|---|---|
| Resolution | 8MP | 12MP |
| Features | 8MP, f/2.0, fixed focus | — |
| Video | 2K 30fps, 1080p 30fps, 720p 30fps | — |
| Sound | ||
|---|---|---|
| Loudspeaker | Yes (mono) | Yes, with stereo speakers |
| 3.5mm Jack | Yes | No |
| Features | ||
|---|---|---|
| Fingerprint | Fingerprint sensor | Fingerprint sensor |
| Sensors | G-sensor, e-compass, software gyroscope, light sensor, proximity sensor, fingerprint, motor, infrared blaster | Fingerprint sensor, gyro sensor, geomagnetic sensor, light sensor, proximity sensor and related flagship sensors by regional spec page |
| Battery | ||
|---|---|---|
| Capacity | 5200mAh | 5000mAh |
| Wired Charging | 15W | 60W |
| Reverse Charging | Yes | Yes |
| Wireless Charging | — | 25W |
| Misc | ||
|---|---|---|
| Colors | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue | Titanium Black, Titanium Gray, Titanium Silver |
| Models | X6840B | SM-S948 |
| Available configurations | ||
|---|---|---|
| RAM and Storage | — | 12GB RAM with 256GB/512GB storage; 16GB RAM with 1TB storage |
| Condition | — | new |
| Display and Design | ||
|---|---|---|
| Screen Size | — | 6.9-inch |
| Display Type | — | Dynamic AMOLED 2X |
| Display Resolution | — | 3120 x 1440 pixels (QHD+) |
| Refresh Rate | — | 120Hz adaptive |
| Dimensions | — | 163.6 x 78.1 x 7.9 mm |
| Weight | — | 214g |
| Colours | — | Titanium Black, Titanium Gray and Titanium Silver (available configurations); Samsung regional colours include Cobalt Violet, Sky Blue, Black, White, Pink Gold and Silver Shadow |
| Protection | — | IP68 |
| Performance, Memory and Battery | ||
|---|---|---|
| Processor | — | Snapdragon 8 Elite Gen 5 for Galaxy |
| RAM and Storage | — | 12GB RAM with 256GB and 512GB storage; 16GB RAM with 1TB storage |
| Battery | — | 5000mAh |
| Charging | — | 60W wired charging support; 25W wireless charging support |
| Camera and Connectivity | ||
|---|---|---|
| Rear Camera | — | 200MP wide + 50MP ultra-wide + 50MP telephoto + 10MP telephoto quad rear camera |
| Front Camera | — | 12MP front camera |
| Network | — | 5G Sub6, 4G LTE, 3G and 2G |
| Connectivity | — | USB Type-C, Wi-Fi 7, Bluetooth 5.4/6.0 by regional page, GPS, NFC |
| Audio | — | USB Type-C earjack; stereo speakers |
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 S26 Ultra; otherwise compare current prices and availability before buying.
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