Spice Smart Flo 503 (Mi-503)

The Spice Smart Flo 503 (Mi-503) is a budget-friendly smartphone that offers decent features for everyday use. It runs on the Android 4.4.2 (KitKat) operating system and is powered by a Dual-core 1.3 GHz Cortex-A7 processor, along with a Mediatek MT6571 chipset and Mali-400 GPU. The device comes with 4 GB of internal storage and 512 MB of RAM, which can be expanded up to 32 GB via a microSD card.

The phone features a 5-inch IPS LCD display with a resolution of 480 x 854 pixels, providing a pixel density of 196 PPI. It has a screen-to-body ratio of 61.2% and a display aspect ratio of 16:9. The main camera is 8 MP with LED flash and panorama mode, capable of recording videos at 720p@30fps. The selfie camera is 2 MP for taking quick snaps.

In terms of connectivity, the Smart Flo 503 supports Wi-Fi 802.11 b/g/n, Bluetooth 4.0, GPS, microUSB 2.0, FM radio, and dual SIM functionality. It also has sensors like accelerometer and proximity sensor. The device is available in White and Gray color options, with dimensions of 150.4 x 74.8 x 9.8 mm and a weight of 180 g. The battery capacity is 2000 mAh, providing up to 200 hours of standby time, 5 hours of talk time, and 30 hours of music playback.

Pros:
1. Affordable price
2. Decent camera quality
3. Expandable storage option
4. Dual SIM functionality
5. Good battery life

Cons:
1. Low internal storage and RAM
2. Low display resolution
3. Limited color options
4. Average processing power
5. Outdated operating system version.