Tecno Camon 40 4G vs Vivo Y31d
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Quick comparison
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Tecno Camon 40 4G |  Vivo Y31d |
|---|---|---|
| Price | KSh 24,000 – KSh 28,000 | KSh 27,000 – KSh 32,500 |
| Display | 6.78 inches, 109.9 cm2 (~89.8% screen-to-body ratio); AMOLED | IPS LCD, 120Hz, 1250 nits (HBM) |
| Processor | Mediatek Helio G100 Ultimate (6 nm) | Qualcomm Snapdragon 6s 4G Gen 2 |
| RAM | 8GB, 12GB | 6GB, 8GB |
| Storage | 128GB, 256GB | 128GB, 256GB |
| Rear camera | 50 MP, f/1.9, 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS; 8 MP, (ultrawide) | 50 MP wide PDAF; auxiliary lens |
| Battery | 5200 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 45W wired, 50% in 23 min, 100% in 43 min | 44W wired; reverse wired; bypass charging |
| Weight | 177.2 g (6.24 oz) | 219 g |
| Operating system | Android 15, up to 3 major OS updates, HIOS 15 | Android 16, OriginOS 6 |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
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Full specifications
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General
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Brand | Tecno | Vivo |
| Model | Camon 40 | Vivo Y31d |
| Announced | 2025, March 03 | 2026, January 16 (released 2026, January) |
Design
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Dimensions | 164.1 x 74.6 x 7.3 mm (6.46 x 2.94 x 0.29 in) | 166.6 x 78.4 x 8.4 mm |
| Weight | 177.2 g (6.24 oz) | 219 g |
| Build materials | — | Glass front, plastic frame, plastic back |
Display
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Display | 6.78 inches, 109.9 cm2 (~89.8% screen-to-body ratio); AMOLED | IPS LCD, 120Hz, 1250 nits (HBM) |
| Screen resolution | 1080 x 2436 pixels (~393 ppi density) | 6.75 inches, 720 x 1570 pixels |
| Display protection | Panda King Glass | — |
| Display features | 120Hz; HDR image support | 120Hz, 1250 nits |
Performance
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Processor | Mediatek Helio G100 Ultimate (6 nm) | Qualcomm Snapdragon 6s 4G Gen 2 |
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (4x2.9 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) |
| GPU | Mali-G57 MC2 | Adreno |
Memory & Storage
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| RAM | 8GB, 12GB | 6GB, 8GB |
| Storage | 128GB, 256GB | 128GB, 256GB |
| Storage technology | — | UFS 2.2 |
| Expandable storage | — | No (no card slot) |
Cameras
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Rear camera | 50 MP, f/1.9, 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS; 8 MP, (ultrawide) | 50 MP wide PDAF; auxiliary lens |
| Front camera | 32 MP, (wide) | 8 MP wide |
| Rear camera features | Dual-LED flash, HDR, panorama | LED flash, HDR, panorama |
| Rear camera video | Yes | 1080p@30fps |
| Front camera video | Yes | 1080p@30fps |
Battery & Charging
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Battery | 5200 mAh | Si/C Li-Ion 7200 mAh |
| Charging | 45W wired, 50% in 23 min, 100% in 43 min | 44W wired; reverse wired; bypass charging |
Software
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Operating system | Android 15, up to 3 major OS updates, HIOS 15 | Android 16, OriginOS 6 |
Network
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
Connectivity
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| NFC | Yes | No |
| Bluetooth | Yes | 5.1, A2DP, LE |
| Wi-Fi | Yes | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Positioning | GPS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Radio | FM radio | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
Durability
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Water resistance | IP66 dust tight and water resistant (high pressure water jets) | IP68/IP69 dust tight and water resistant |
Features
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Colors | Emerald Lake Green, Galaxy Black, Glacier White, Emerald Glow Green | Glow White, Starlight Grey |
Audio
| Specification | Tecno Camon 40 4G | Vivo Y31d |
|---|---|---|
| Loudspeakers | Yes, with stereo speakers | Yes, with stereo speakers |
| 3.5 mm headphone jack | No | No |
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