Victron SmartSolar MPPT 250/70-Tr
#16 in MPPT solarFull review
For 48 V systems with long or high-voltage strings and a Victron GX device. Choose the 150/70 instead if 150 V is enough.
Amazon DRSA $536.35$536.35
The Victron SmartSolar MPPT 250/70-Tr is the better charge controller overall, rated 4.1 to 3.1. The Victron SmartSolar MPPT 250/70-Tr leads on features and value. The Victron SmartSolar MPPT 250/70-Tr costs $143.65 less ($536.35 vs $680).
MidNite Classic 200
#40 in MPPT solarFull review
For off-grid homes and cabins that want a rugged, made-in-USA controller with network monitoring and longer strings than a 150 V unit. Also handles wind and hydro.
Amazon $709 NAZ Solar Electric $680$680
Prices were last checked October 24, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Victron SmartSolar MPPT 250/70-Tr for features (Bluetooth app, lithium profile, temperature sensor, 250 V PV input; no temperature sensor vs temperature sensor, 200 V PV input; no Bluetooth) and value ($7.66 per amp of charge current vs $8.61 per amp of charge current).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every MPPT solar charge controller; a clear win is highlighted. How we rank explains each one.
| Factor weight | Victron SmartSolar MPPT 250/70-Tr | MidNite Classic 200 |
|---|---|---|
| Overall rating | 4.1/5 | 3.1/5 |
| Value 35% | 31 $7.66 per amp of charge current | 19 $8.61 per amp of charge current |
| Features 25% | 90 Bluetooth app, lithium profile, temperature sensor, 250 V PV input; no temperature sensor | 40 temperature sensor, 200 V PV input; no Bluetooth |
| Efficiency 20% | 100 99% peak efficiency (maker rating) | 50 efficiency not published (neutral score used) |
| Warranty 20% | 100 5-year warranty | 100 5-year warranty |
Specifications
| Victron SmartSolar MPPT 250/70-Tr | MidNite Classic 200 | |
|---|---|---|
| Charging | ||
| Type | MPPT solar charge controller | MPPT solar charge controller |
| Charge current | 70 A | 79 A |
| Battery voltage | 12/24/36/48 V | 12/24/36/48/60/72 V |
| Lithium profile | Yes | No |
| Custom profile | Yes | Yes |
| Temperature sensor | Optional extra | Included |
| Peak efficiency | 99% | - |
| Standby draw | 35 mA | - |
| Inputs | ||
| Max PV voltage (Voc) | 250 V | 200 V |
| Max PV power (12 V) | 1,000 W | 1,137 W |
| Max PV power (48 V) | 4,000 W | 4,550 W |
| Monitoring and build | ||
| Bluetooth | Built in | No |
| Display | No | Yes |
| Load output | No | No |
| Parallel units | Yes | Yes |
| Cooling | passive (no fan) | fan |
| Water resistance | IP43 (electronics), IP22 (connection area) | Type 1 (indoor) |
| Dimensions | 185 x 250 x 95 mm | 378 x 151 x 102 mm (14.87 x 5.95 x 4.00 in) |
| Weight | 6.6 lb | - |
| Warranty | 5 years | 5 years |
| Released | 2020-04 | 2011-11 |