Updated June 2026
Data from Amazon and official Sonoff site.
2026 verdict
In this 2026 Sonoff Dongle Plus MG24 vs Sonoff Dongle Lite MG21 comparison, Sonoff Dongle Plus MG24 comes out ahead thanks to antenna gain. The main reason it wins is antenna gain, and its broader overall balance strengthens that case. Sonoff Dongle Lite MG21 can still be the right pick, but only if price outweighs the wider strengths of Sonoff Dongle Plus MG24. For the average buyer, Sonoff Dongle Plus MG24 is the safer choice.
| Feature | Sonoff Dongle Lite MG21 | Sonoff Dongle Plus MG24 | Winner |
|---|---|---|---|
| Price | $19.90 | $35.90 | Sonoff Dongle Lite MG21 |
| Antenna Gain | +3dBi | +4.5dBi | Sonoff Dongle Plus MG24 |
| Zigbee Chip Model | EFR32MG21 | EFR32MG24 | Different strengths |
| Amplifier Gain | +20 dBm | +20dBm | Different strengths |
| Rating | 4.6 | 4.6 | Tie |
| Warranty | 1 year | 1 year | Tie |
| Power | USB | USB | Tie |
| Connectivity | USB | USB | Tie |
| Zigbee Router | YES | YES | Tie |
| Z-Wave Controller | NO | NO | Tie |
| Thread Border Router | YES | YES | Tie |
| Matter Bridge | NO | NO | Tie |
$19.90
- + Price: $19.90
- - Antenna Gain: +3dBi vs +4.5dBi
Winner
$35.90
- + Antenna Gain: +4.5dBi
- - Price: $35.90 vs $19.90
Frequently Asked Questions
Which is better overall: Sonoff Dongle Lite MG21 or Sonoff Dongle Plus MG24?
Sonoff Dongle Plus MG24 has the stronger overall profile in this comparison, especially for antenna gain.
What is the biggest difference between Sonoff Dongle Lite MG21 and Sonoff Dongle Plus MG24?
Price is one of the clearest differences: Sonoff Dongle Lite MG21 lists $19.90, while Sonoff Dongle Plus MG24 lists $35.90.
Which one looks better on price?
Sonoff Dongle Lite MG21 is listed at $19.90, while Sonoff Dongle Plus MG24 is listed at $35.90. Sonoff Dongle Lite MG21 (better spec).
Who should buy Sonoff Dongle Lite MG21?
Choose Sonoff Dongle Lite MG21 if your priority is price and that matters more than antenna gain.
Who should buy Sonoff Dongle Plus MG24?
Choose Sonoff Dongle Plus MG24 if your priority is antenna gain and that matters more than price.
