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Symphony i21
Symphony i21 Specifications & Hardware Analysis
The **Symphony i21** by Symphony is officially listed at **৳6,490** in Bangladesh. Positioned in the competitive mobile market, it is built around a **5.0 inches (12.7 cm) IPS LCD (1280×720 px (HD))**, powered by the **(4x Cortex-A7 1.3 GHz) and Mali-400 MP2 graphics**, equipped with **1 GB RAM and 8 GB internal storage**, and backed by a **2500 mAh Li-Poly (Lithium Polymer)**.
Display Panel & Visual Experience
The front of the Symphony i21 is dominated by a 5.0 inches (12.7 cm) IPS LCD (1280×720 px (HD)). With a pixel density of 294 ppi, text and app icons render sharp and legible. The display offers adequate brightness for everyday indoor and outdoor viewing. Screen protection is provided by Gorilla Glass. Touch response is tuned for prompt reaction to navigation gestures.
Processor, Memory & Operating System
Under the hood, the Symphony i21 runs on the (4x Cortex-A7 1.3 GHz) and Mali-400 MP2 graphics, paired with 1 GB RAM and 8 GB internal storage. Operating system duties are handled by Android v6.0. In practical day-to-day use, this hardware configuration handles essential tasks—such as web browsing, social media feeds, banking apps, and communication—reliably. For graphics and light gaming, the Mali-400 MP2 chip provides steady rendering on compatible settings.
Camera Setup & Video Capabilities
Photography on the Symphony i21 is anchored by a Single camera setup featuring 5 MP, f/2.2, Primary Camera. The setup includes features such as Continuous Shooting, High Dynamic Range mode (HDR). For video recording, the primary camera captures up to 1280×720. Selfie capture handles video calls and casual portraits under proper lighting.
Battery Capacity & Charging
Endurance is driven by a 2500 mAh Li-Poly (Lithium Polymer). Given the power profile of the system silicon, this capacity is designed to comfortably power the device through a full day of standard daily usage. Standard charging replenishment keeps daily downtime manageable.
Design, Build & Security
In terms of build and ergonomics, the device measures 145.5 mm x 72.6 mm x 8.85 mm with a weight of 144 grams, finished in Gold, Black, Grey, Black. Network capabilities include 2G, 3G with Dual SIM, GSM+GSM support.
Pros & Cons Breakdown
- 5.0 inches (12.7 cm) IPS LCD (1280×720 px (HD)) display setup.
- Substantial 2500 mAh battery capacity.
- Expandable storage via memory card slot.
- Charging speed and retail package contents depend on distributor shipment.
Market Verdict
At its price point of **৳6,490**, the **Symphony i21** by Symphony provides a balanced set of hardware specifications. With its 5.0 inches (12.7 cm) display, capable processing platform, and 2500 mAh battery, it represents a practical choice for consumers in Bangladesh seeking official hardware backed by local warranty support.
Symphony i21 - Specs
General
| Brand | Symphony |
|---|---|
| Model | i21 |
| Device Type | Smartphone |
| Status | Available |
| Release Date | 24 May 2017 |
Hardware & Software
| Operating System | Android |
|---|---|
| OS Version | v6.0 |
| CPU | 4x Cortex-A7 1.3 GHz |
| CPU Cores | 4 Cores |
| Architecture | 32 bit |
| GPU | Mali-400 MP2 |
Display
| Display Type | IPS LCD |
|---|---|
| Screen Size | 5.0 inches (12.7 cm) |
| Resolution | 1280x720 px (HD) |
| Pixel Density | 294 ppi |
| Screen Protection | Gorilla Glass |
| Bezel-less Display | Yes with notch |
| Touch Screen | Capacitive Touchscreen |
| Notch | Yes |
Cameras
| Camera Setup | Single |
|---|---|
| Resolution | 5 MP, f/2.2, Primary Camera |
| Autofocus | Yes |
| Flash | LED Flash |
| Settings | Exposure compensation, ISO control |
| Zoom | Digital Zoom |
| Shooting Modes | Continuous Shooting, High Dynamic Range mode (HDR) |
| Aperture | f/2.2 |
| Video Recording | 1280x720 |
| Video FPS | 30 fps |
Design
| Height | 145.5 mm |
|---|---|
| Width | 72.6 mm |
| Colors | Gold, Black, Grey, Black |
| Thickness | 8.85 mm |
| Weight | 144 grams |
Battery
| Battery type | Li-Poly (Lithium Polymer) |
|---|---|
| Capacity | 2500 mAh |
| Placement | Removable |
| Standby | Up to 220 h (3G) |
| Talk Time | Up to 11 h (3G) |
Memory
| Internal Storage | 8 GB |
|---|---|
| USB OTG | Yes |
| RAM | 1 GB |
| Expandable Memory | Up to 32 GB |
Network & Connectivity
| Network | 2G, 3G |
|---|---|
| SIM Slot | Dual SIM, GSM+GSM |
| SIM Size | SIM1: Nano, SIM2: Nano |
| EDGE | Available |
| GPRS | Available |
| VoLTE | Yes |
| Speed | HSPA |
| WLAN | Wi-Fi 4 (802.11 b/g/n) |
| Bluetooth | v2.1 |
| GPS | Yes, with A-GPS |
| Wi-fi Hotspot | Yes |
| USB | Mass storage device, USB charging, microUSB 2.0 |
Sensors & security
| Light Sensor | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
|---|
Multimedia
| Loudspeaker | Yes |
|---|---|
| Audio Jack | 3,5 mm |
| Video | 1080p@30fps |
| FM Radio | Yes |
| Document Reader | Yes |
| Alert Types | Vibration, MP3, WAV ringtones |
More
| Made By | Bangladesh |
|---|---|
| Features | Accelerometer, proximity, compass |
Symphony i21 - Reviews
Frequently Asked Questions (FAQ)
7 Verified Answers❓ What is the official price of Symphony i21 in Bangladesh? ▼
The official price of Symphony i21 in Bangladesh is ৳6,490. Authorized retail showrooms and distributors offer official BTRC-approved units with manufacturer warranty.
❓ Which processor and software does the Symphony i21 use? ▼
The Symphony i21 is powered by the (4x Cortex-A7 1.3 GHz) and Mali-400 MP2 graphics, running on Android v6.0.
❓ What are the display specifications of Symphony i21? ▼
It features a 5.0 inches (12.7 cm) IPS LCD (1280x720 px (HD)).
❓ What is the camera setup on the Symphony i21? ▼
The device features a Single camera setup featuring 5 MP, f/2.2, Primary Camera.
❓ What RAM and storage options are available on Symphony i21? ▼
The hardware configuration features 1 GB RAM and 8 GB internal storage, with expandable storage (Up to 32 GB).
❓ What network connectivity and SIM options are supported on Symphony i21? ▼
It supports 2G, 3G networks with Dual SIM, GSM+GSM support in Bangladesh.
