The Vodafone Smart Ultra 7 (VDF700) is a mid-range phablet with a 5.5-inch Full HD display and MediaTek Helio P10 (MT6755) processor, but users report serious hardware and software problems. Common hardware issues include a loose or failing speaker that stops working within months, defective battery (dies at 30-50% charge), severe CPU overheating (up to 70-80°C), and touch screen unresponsiveness.
Software problems are equally severe: the phone continuously restarts during calls or basic tasks, suffers from extreme lag and sluggish behavior, refuses to boot after failed updates, gets stuck at logo, exhibits bootloop, loses app data after each restart, and performs very poorly with microSD cards.
Flashing the official 25032016 firmware completely restores your Ultra 7, fixes system corruption, removes access locks, and returns it to factory condition.
Vodafone Smart Ultra 7 VDF700 Firmware Details
| Device Name: | Vodafone Smart Ultra 7 |
| Model: | VDF700 (VFD700) |
| Chipset: | MediaTek MT6755M Helio P10 (Octa-core: 4×1.8GHz + 4×1.0GHz Cortex-A53) |
| GPU: | ARM Mali-T860 MP2 (@700 MHz) |
| Android Version: | Android 6.0.1 Marshmallow |
| Firmware Version: | 25032016 |
| Build Date: | March 25, 2016 |
| File Size: | 1.58GB |
| File Type: | Scatter Firmware (SP Flash Tool) |
| Flashing Tool: | SP Flash Tool (for MTK) |
| Display: | 5.5-inch IPS LCD, 1080 × 1920 pixels (~401 ppi) |
| RAM / Storage: | 2GB RAM / 16GB ROM (dedicated microSD up to 128GB) |
| Rear Camera: | 13MP autofocus, LED flash, HDR, panorama |
| Front Camera: | 5MP, LED flash |
| Battery: | 2960mAh Li-Ion (removable) |
| SIM: | Single Micro-SIM |
| Other Features: | 4G LTE, WiFi 802.11 a/b/g/n dual-band, Bluetooth 4.1, A-GPS, FM radio, 3.5mm jack, microUSB 2.0 |
Download Official Firmware for Vodafone Smart Ultra 7 VDF700
This ROM recovers dead/bricked phones, fixes constant restart/reboot loops, removes password locks, resolves CPU overheating and thermal throttling, restores battery charging accuracy, fixes app crash and data loss, and returns the device to stable factory performance. Essential for units experiencing the notorious speaker failure or battery cutoff bugs.
📄 Filename: Vodafone_Smart_Ultra_7_VDF700_MT6755_25032016.zip
📦 Size: 1.58GB
🗓️ Build Date: March 25, 2016
🔢 Build Version: 25032016
🤖 Android Version: 6.0.1 Marshmallow
⬇️ Download Link: Google Drive
How to Flash the Firmware
Follow these 5 quick steps to safely flash Vodafone_Smart_Ultra_7_VDF700_MT6755_25032016.zip to your phone:
- Download and extract the firmware ZIP and SP Flash Tool on your PC.
- Install MediaTek USB drivers and open SP Flash Tool.
- Load the scatter file from the extracted firmware folder into SP Flash Tool.
- Power off your Smart Ultra 7 VDF700, connect via USB (press volume buttons if needed for detection).
- Click “Download” in SP Flash Tool and wait for completion. Reboot the device once done.
For complete step-by-step instructions with visuals, follow this MTK flashing guide: MTK Flashing Tutorial.
If you have a specific guide for the VDF700 model, please provide it for inclusion in this section.

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