Apple Watch Series 4 vs Vivo Y21
Rs. 71,999  | Key Specs |
|---|
| Display | 1.78 | | Battery | Non-removable Li-Ion battery | | Camera | | | Storage | 16 GB |
Series 4 (GPS + Cellular) requires an iPhone 6/iOS 12 (or later) | | Network |
|---|
| Technology | GSM / HSPA / LTE | | 2G bands | GSM 850 / 900 / 1800 / 1900 | | 3G bands | HSDPA 850 / 900 / 2100 / 800 - Europe, Australia | | HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada | | HSDPA 2100 - China | | 4G bands | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia | | LTE band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada | | LTE band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - China | | Speed | HSPA, LTE | | GPRS | Yes | | EDGE | Yes |
| | Launch |
|---|
| Announced | 2018, September | | Status | Available. Released 2018, September |
| | Body |
|---|
| Dimensions | 44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in) | | Weight | 48 g (1.69 oz) | | Build | Stainless Steel frame; all-ceramic/sapphire crystal back | | SIM | Electronic SIM card (eSIM) | | - 50m waterproof
- ECG certified (USA only) |
| | Display for Apple Watch Series 4 |
|---|
| Type | LTPO AMOLED capacitive touchscreen, 16M colors | | Size | 1.78 inches, 10.0 cm2 (~60.0% screen-to-body ratio) | | Resolution | 448 x 368 pixels (~326 ppi density) | | Protection | Sapphire crystal glass | | - 3D Touch display
- 1000 nits |
| | Platform |
|---|
| OS | watchOS 5.0 | | Chipset | Apple S4 | | CPU | Dual-core | | GPU | PowerVR |
| | Memory |
|---|
| Card slot | No | | Internal | 16 GB |
|
|
| Sound |
|---|
| Loudspeaker | Yes |
| 3.5mm jack | No |
|
| Comms |
|---|
| WLAN | Wi-Fi 802.11 b/g/n |
| Bluetooth | 5.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, QZSS |
| NFC | Yes |
| Radio | No |
| USB | No |
|
| Features |
|---|
| Sensors | Accelerometer, gyro, heart rate (2nd gen), barometer |
| - Audio player
- Photo viewer
- Siri natural language commands and dictation (talking mode) |
|
| Battery |
|---|
| Non-removable Li-Ion battery |
| Stand-by | Up to 18 h (mixed usage) |
space | Rs. 59,699  | Key Specs |
|---|
| Display | 6.51" | | Battery | 5000 mAh | | Camera | 13 MP + 2 MP | | Storage | 128GB Built-in |
| | Network |
|---|
| Technology | GSM / HSPA / LTE | | 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | | 3G bands | HSDPA 850 / 900 / 2100 | | 4G bands | 1, 3, 5, 8, 38, 40, 41 | | Speed | HSPA 42.2/5.76 Mbps, LTE |
| | Launch |
|---|
| Announced | 2021, August 20 | | Status | Available. Released 2021, August 20 |
| | Body |
|---|
| Dimensions | 164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in) | | Weight | 182 g (6.42 oz) | | SIM | Dual SIM (Nano-SIM, dual stand-by) |
| | Display for Vivo Y21 |
|---|
| Type | IPS LCD | | Size | 6.51 inches, 102.3 cm2 (~81.8% screen-to-body ratio) | | Resolution | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) |
| | Platform |
|---|
| OS | Android 11, Funtouch 11.1 | | Chipset | Mediatek MT6765 Helio P35 (12nm) | | CPU | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | | GPU | PowerVR GE8320 |
| | Memory |
|---|
| Card slot | microSDXC (dedicated slot) | | Internal | 64GB 4GB RAM, 128GB 4GB RAM |
| |
| Main Camera |
|---|
| Dual | 13 MP, f/2.2, (wide), PDAF
2 MP, f/2.4, (macro) |
| Features | LED flash |
| Video | 1080p@30fps |
|
| Selfie camera |
|---|
| Single | 8 MP, f/2.0, (wide) |
| Video | 1080p@30fps |
|
| Sound |
|---|
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
|
| Comms |
|---|
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | 5.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| NFC | No |
| Radio | FM radio |
| USB | USB Type-C 2.0, USB On-The-Go |
|
| Features |
|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
|
| Battery |
|---|
| Type | Li-Po 5000 mAh, non-removable |
| Charging | Fast charging 18W |
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