Option 1 · Meross
Meross Smart Sprinkler Timer MST200
Last updated October 2026
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Meross Smart Sprinkler Timer MST200 vs Sonoff Hydro ONE
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Key differences between Meross Smart Sprinkler Timer MST200 and Sonoff Hydro ONE
A summary of selected recorded differences between these water timers. Check the full specification table below for details and conditions.
Feature differences among your selected devices
- Bluetooth (connectivity): Meross Smart Sprinkler Timer MST200 — No; Sonoff Hydro ONE — Yes.
- Child Lock (features): Meross Smart Sprinkler Timer MST200 — No (The official feature list describes one-touch manual watering on the two zone buttons and never mentions a child or button lock.); Sonoff Hydro ONE — Yes.
- Capacity Mode (irrigation plans): Meross Smart Sprinkler Timer MST200 — No (The official scheduling spec is time based only (start time, duration, frequency); water use is reported, not used as a stop condition.); Sonoff Hydro ONE — Yes.
- Irrigation Volume (irrigation plans): Meross Smart Sprinkler Timer MST200 — No (The official scheduling spec is time based only (start time, duration, frequency); water use is reported, not used as a stop condition.); Sonoff Hydro ONE — Yes.
Specifications to check side by side
- Zigbee (connectivity): Meross Smart Sprinkler Timer MST200 — No; Sonoff Hydro ONE — Zigbee Hub required.
- Outlets (features): Meross Smart Sprinkler Timer MST200 — 2; Sonoff Hydro ONE — 1.
- Apple Home (integrations): Meross Smart Sprinkler Timer MST200 — Meross Hub required (Listed as supported on the official product page, through the Meross Smart Hub the timer is paired to. | Meross notes that Apple Home coverage is voice and remote control, without Apple Home automation features.); Sonoff Hydro ONE — SONOFF Hub required.
- Home Assistant (integrations): Meross Smart Sprinkler Timer MST200 — Meross Hub required (The community Meross LAN integration for Home Assistant (HACS) reaches the timer through the hub. MST200 support landed in the 6.0.0 alpha line, where testers report both zone switches and the per-channel watering settings working; the 5.x releases detect it as an MST100 and expose only one zone.); Sonoff Hydro ONE — Yes.
Information still to confirm
- 2 of 23 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
- Check the full table and manufacturer documentation before ruling out a device.
These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.
Compare capabilities, compatibility and setup requirements.
What the catalog tells us
Understand the tradeoffs.
These counts describe the available data, not a quality score. More features do not automatically make a better device.
9differences with recorded values for every device
2rows with missing or unspecified information
Consider your setup
Apple Home
- Meross Smart Sprinkler Timer MST200Meross Hub required
- Sonoff Hydro ONESONOFF Hub required
Confirm which features appear in Apple Home and whether extra hardware or a subscription is needed for your intended use.
Inspect the specificationsConsider your setup
Home Assistant
- Meross Smart Sprinkler Timer MST200Meross Hub required
- Sonoff Hydro ONEYes
Check the integration method, supported model and firmware. A catalog Yes does not establish local control or official support.
Inspect the specificationsYour priorities, side by side
Focus on what changes.
Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.
Showing 23 of 23 rows. “Not recorded” does not mean “No”.
Alerts
- Meross Smart Sprinkler Timer MST200
- Yes
Catalog note
The Meross app sends instant notifications for system irregularities.
- Sonoff Hydro ONE
- Yes
Connectivity
- Meross Smart Sprinkler Timer MST200
- No
Catalog note
The official specification lists the timer's wireless standard as 433MHz RF and requires a Meross Smart Hub: the hub holds the 2.4GHz Wi-Fi radio, the timer does not. | One hub covers up to 24 timers.
- Sonoff Hydro ONE
- No
- Meross Smart Sprinkler Timer MST200
- No
- Sonoff Hydro ONE
- No
- Meross Smart Sprinkler Timer MST200
- No
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- No
- Sonoff Hydro ONE
- No
- Meross Smart Sprinkler Timer MST200
- No
- Sonoff Hydro ONE
- No
- Meross Smart Sprinkler Timer MST200
- No
- Sonoff Hydro ONE
- Zigbee Hub required
Features
- Meross Smart Sprinkler Timer MST200
- Yes
Catalog note
Weather-based Smart Skip suspends watering before, during and after rain and in freezing or high-wind conditions, and an adjustable auto shut-off (15 minutes by default) closes the valve on its own.
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- No
Catalog note
The official feature list describes one-touch manual watering on the two zone buttons and never mentions a child or button lock.
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- Yes
Catalog note
The app keeps a watering history alongside historical water consumption.
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- 2
- Sonoff Hydro ONE
- 1
- Meross Smart Sprinkler Timer MST200
- Yes
Manufacturer source
The timer tracks water usage.
Meross Smart Sprinkler Timer MST200 manufacturer product page →- Source section
- Product description and product specifications
- Model
- Meross Smart Sprinkler Timer MST200
- Region
- US MST200HHK kit
- Firmware
- Not specified by this source
- Checked
US kit variant. The timer and hub have different electrical and weather-resistance ratings; batteries are not included.
Document check only; not a hands-on test or verification of every regional or firmware variant.
Catalog note
Real-time and historical water consumption per zone in the Meross app.
- Sonoff Hydro ONE
- Yes
Integrations
- Meross Smart Sprinkler Timer MST200
- No
Catalog note
Alexa supports neither the Matter Water Valve device type nor any irrigation category, so the valve has nothing to map to
- Sonoff Hydro ONE
- No
Catalog note
Alexa supports neither the Matter Water Valve device type nor any irrigation category, so the valve has nothing to map to
- Meross Smart Sprinkler Timer MST200
- Meross Hub required
Catalog note
Listed as supported on the official product page, through the Meross Smart Hub the timer is paired to. | Meross notes that Apple Home coverage is voice and remote control, without Apple Home automation features.
- Sonoff Hydro ONE
- SONOFF Hub required
- Meross Smart Sprinkler Timer MST200
- Meross Hub required
Catalog note
Listed as supported on the official product page, through the Meross Smart Hub the timer is paired to.
- Sonoff Hydro ONE
- Not recorded
- Meross Smart Sprinkler Timer MST200
- Meross Hub required
Catalog note
The community Meross LAN integration for Home Assistant (HACS) reaches the timer through the hub. MST200 support landed in the 6.0.0 alpha line, where testers report both zone switches and the per-channel watering settings working; the 5.x releases detect it as an MST100 and expose only one zone.
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- No
Catalog note
The official product page's compatibility matrix marks Matter and Thread as not supported.
- Sonoff Hydro ONE
- No
- Meross Smart Sprinkler Timer MST200
- Meross Hub required
Catalog note
Listed as supported on the official product page, through the Meross Smart Hub the timer is paired to.
- Sonoff Hydro ONE
- Yes
Irrigation Plans
- Meross Smart Sprinkler Timer MST200
- No
Catalog note
The official scheduling spec is time based only (start time, duration, frequency); water use is reported, not used as a stop condition.
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- No
Catalog note
The official scheduling spec is time based only (start time, duration, frequency); water use is reported, not used as a stop condition.
- Sonoff Hydro ONE
- Yes
- Meross Smart Sprinkler Timer MST200
- Yes
Manufacturer source
Watering schedules can be configured.
Meross Smart Sprinkler Timer MST200 manufacturer product page →- Source section
- Product description and product specifications
- Model
- Meross Smart Sprinkler Timer MST200
- Region
- US MST200HHK kit
- Firmware
- Not specified by this source
- Checked
US kit variant. The timer and hub have different electrical and weather-resistance ratings; batteries are not included.
Document check only; not a hands-on test or verification of every regional or firmware variant.
Catalog note
Per-zone schedules with adjustable start times, durations from 1 minute to 24 hours and frequency by weekday, fixed interval or odd/even days. | Watering plans are stored on the timer itself, so they keep running when the internet connection drops (the weather skip does not).
- Sonoff Hydro ONE
- Yes
Power
- Meross Smart Sprinkler Timer MST200
- Not recorded
- Sonoff Hydro ONE
- Not recorded
- Meross Smart Sprinkler Timer MST200
- 4x AA
Manufacturer source
The timer takes four 1.5 V alkaline AA batteries.
Meross Smart Sprinkler Timer MST200 manufacturer product page →- Source section
- Product description and product specifications
- Model
- Meross Smart Sprinkler Timer MST200
- Region
- US MST200HHK kit
- Firmware
- Not specified by this source
- Checked
US kit variant. The timer and hub have different electrical and weather-resistance ratings; batteries are not included.
Document check only; not a hands-on test or verification of every regional or firmware variant.
- Sonoff Hydro ONE
- 4x AA
| Specification | Meross Smart Sprinkler Timer MST200 | Sonoff Hydro ONE |
|---|---|---|
| Alerts | ||
YesCatalog noteThe Meross app sends instant notifications for system irregularities. | Yes | |
| Connectivity | ||
NoCatalog noteThe official specification lists the timer's wireless standard as 433MHz RF and requires a Meross Smart Hub: the hub holds the 2.4GHz Wi-Fi radio, the timer does not. | One hub covers up to 24 timers. | No | |
| No | No | |
| No | Yes | |
| No | No | |
| No | No | |
| No | Zigbee Hub required | |
| Features | ||
YesCatalog noteWeather-based Smart Skip suspends watering before, during and after rain and in freezing or high-wind conditions, and an adjustable auto shut-off (15 minutes by default) closes the valve on its own. | Yes | |
NoCatalog noteThe official feature list describes one-touch manual watering on the two zone buttons and never mentions a child or button lock. | Yes | |
YesCatalog noteThe app keeps a watering history alongside historical water consumption. | Yes | |
| 2 | 1 | |
YesManufacturer sourceThe timer tracks water usage. Meross Smart Sprinkler Timer MST200 manufacturer product page →
US kit variant. The timer and hub have different electrical and weather-resistance ratings; batteries are not included. Document check only; not a hands-on test or verification of every regional or firmware variant. Catalog noteReal-time and historical water consumption per zone in the Meross app. | Yes | |
| Integrations | ||
NoCatalog noteAlexa supports neither the Matter Water Valve device type nor any irrigation category, so the valve has nothing to map to | NoCatalog noteAlexa supports neither the Matter Water Valve device type nor any irrigation category, so the valve has nothing to map to | |
Meross Hub requiredCatalog noteListed as supported on the official product page, through the Meross Smart Hub the timer is paired to. | Meross notes that Apple Home coverage is voice and remote control, without Apple Home automation features. | SONOFF Hub required | |
Meross Hub requiredCatalog noteListed as supported on the official product page, through the Meross Smart Hub the timer is paired to. | Not recorded | |
Meross Hub requiredCatalog noteThe community Meross LAN integration for Home Assistant (HACS) reaches the timer through the hub. MST200 support landed in the 6.0.0 alpha line, where testers report both zone switches and the per-channel watering settings working; the 5.x releases detect it as an MST100 and expose only one zone. | Yes | |
NoCatalog noteThe official product page's compatibility matrix marks Matter and Thread as not supported. | No | |
Meross Hub requiredCatalog noteListed as supported on the official product page, through the Meross Smart Hub the timer is paired to. | Yes | |
| Irrigation Plans | ||
NoCatalog noteThe official scheduling spec is time based only (start time, duration, frequency); water use is reported, not used as a stop condition. | Yes | |
NoCatalog noteThe official scheduling spec is time based only (start time, duration, frequency); water use is reported, not used as a stop condition. | Yes | |
YesManufacturer sourceWatering schedules can be configured. Meross Smart Sprinkler Timer MST200 manufacturer product page →
US kit variant. The timer and hub have different electrical and weather-resistance ratings; batteries are not included. Document check only; not a hands-on test or verification of every regional or firmware variant. Catalog notePer-zone schedules with adjustable start times, durations from 1 minute to 24 hours and frequency by weekday, fixed interval or odd/even days. | Watering plans are stored on the timer itself, so they keep running when the internet connection drops (the weather skip does not). | Yes | |
| Power | ||
| Not recorded | Not recorded | |
4x AAManufacturer sourceThe timer takes four 1.5 V alkaline AA batteries. Meross Smart Sprinkler Timer MST200 manufacturer product page →
US kit variant. The timer and hub have different electrical and weather-resistance ratings; batteries are not included. Document check only; not a hands-on test or verification of every regional or firmware variant. | 4x AA | |
Know what’s behind the comparison.
The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.
Read our comparison methodology