Smart Plugs / Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) vs Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)
Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack)
$37.93
VSMeross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)
$52.99
Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) vs Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)
Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack)
Matter done properly — except the energy monitoring never leaves the Kasa app.
Wins overall by 0.6 points
Quick Verdict
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) is the stronger all-round pick, ahead by 0.6 points. Matter done properly — except the energy monitoring never leaves the Kasa app.
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) and Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) are both current-generation smart Plug models, and the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) is $15.10 cheaper than the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) ($37.93 vs $52.99). On Value, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads (8.5 vs 6.5/10) — what a switched, metered outlet actually costs once the pack size and any required hub are counted. On Local Control, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads (8.5 vs 7.5/10) — whether switching and schedules survive an internet outage, or depend on a vendor cloud. On Build & Safety, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads (8.5 vs 7.5/10) — certification, flame-retardant housing, overload protection, recall history and warranty. Overall, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores 8.0/10 across our 8 scoring categories versus 7.4/10 for the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack). Below, we break down the full spec sheet, category-by-category scores, and exactly who should buy which one.
Side-by-Side Comparison
| Spec | Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) | Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) |
|---|---|---|
| Price | $37.93 | $52.99 |
| Release Year | 2023 | 2023 |
| Max Load | 15A / 1,800W at 120V | 15A / 1,800W at 120V |
| Motor / Inductive Rating | Not published by TP-Link for the KP125M | Not published by Meross |
| Energy Monitoring | Yes, measured — but only visible in the Kasa app; the Matter integration does not expose it | Yes, measured — real-time watts plus history, in the Meross app |
| Radio & Protocol | Matter over Wi-Fi (2.4GHz), Bluetooth for commissioning | Matter over Wi-Fi (2.4GHz); Meross states an IPv6-capable network is required |
| Hub Required | No for the Kasa app; a Matter controller (HomePod, Apple TV, Echo, Nest Hub, SmartThings) is required to use it in Apple/Google/SmartThings | Yes for Matter — Meross's own store page states 'A Matter-Compatible hub is required' |
| Works Without Internet | Yes — Matter commands are local, and Kasa keeps LAN control | Matter on/off is local after commissioning; Meross app features run through Meross's cloud |
| Switched Outlets | 1 | 1 |
| Pack Size | 4 | 4 |
| Price per Switched Outlet ($) | 9.48✓ | 13.25 |
| Dimensions | Not published by TP-Link on the US KP125M product page | 2.7 x 1.5 x 1.5 in excluding pins |
| Blocks Second Outlet | No — TP-Link markets it as mini-sized specifically to avoid blocking the adjacent socket | No — independently confirmed to leave the neighbouring outlet clear |
| Weather Rating | Indoor only | Indoor only |
| Warranty | 24 months | 12 months |
| Colors | White | White |
Category Scores
Load Headroom
The Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) leads clearly here, 5.0 against 4.5 — a 0.5-point margin on how much of the nameplate 15A you can actually use continuously, and what the plug is rated to do with motors, compressors and heaters — the spec buyers most often get caught by. If that is what you are buying for, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) does not close the gap elsewhere.
Energy Monitoring
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) and Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) are level here, at 8.0/10 each. whether power is genuinely measured, what quantities are reported, and where you can see them is not what separates these two — look to the categories where the scores diverge.
Ecosystem Support
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads clearly here, 9.0 against 8.5 — a 0.5-point margin on matter, HomeKit, Alexa, Google, SmartThings and Home Assistant coverage. If that is what you are buying for, the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) does not close the gap elsewhere.
Local Control
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads clearly here, 8.5 against 7.5 — a 1.0-point margin on whether switching and schedules survive an internet outage, or depend on a vendor cloud. If that is what you are buying for, the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) does not close the gap elsewhere.
Size & Fit
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads clearly here, 9.0 against 8.5 — a 0.5-point margin on whether it blocks the second outlet on a duplex receptacle, and how it mounts. If that is what you are buying for, the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) does not close the gap elsewhere.
Build & Safety
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads clearly here, 8.5 against 7.5 — a 1.0-point margin on certification, flame-retardant housing, overload protection, recall history and warranty. If that is what you are buying for, the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) does not close the gap elsewhere.
App & Automation
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads clearly here, 8.0 against 7.5 — a 0.5-point margin on scheduling, away modes, sunrise/sunset triggers and how good the controlling app is. If that is what you are buying for, the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) does not close the gap elsewhere.
Value
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) leads clearly here, 8.5 against 6.5 — a 2.0-point margin on what a switched, metered outlet actually costs once the pack size and any required hub are counted. If that is what you are buying for, the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) does not close the gap elsewhere.
Best For
Choose the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) if…
- • Value matters most to you — the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores 8.5/10 here (what a switched, metered outlet actually costs once the pack size and any required hub are counted).
- • Local Control matters most to you — the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores 8.5/10 here (whether switching and schedules survive an internet outage, or depend on a vendor cloud).
- • Build & Safety matters most to you — the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores 8.5/10 here (certification, flame-retardant housing, overload protection, recall history and warranty).
- • Ecosystem Support matters most to you — the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores 9.0/10 here (matter, HomeKit, Alexa, Google, SmartThings and Home Assistant coverage).
- • You want to spend less — it's $15.10 cheaper.
Choose the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) if…
- • Load Headroom matters most to you — the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) scores 5.0/10 here (how much of the nameplate 15A you can actually use continuously, and what the plug is rated to do with motors, compressors and heaters — the spec buyers most often get caught by).
Pros & Cons
Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack)
Pros
- +Matter multi-admin means the same plug can live in Apple Home and Alexa simultaneously — the Kasa EP25 cannot
- +Matter on/off is handled locally, so it survives an internet outage
- +Street price has fallen to roughly half the $69.99 launch MSRP for the 4-pack
- +2-year warranty and UL certification
Cons
- −The headline energy monitoring is invisible over Matter — you must install the Kasa app alongside your chosen platform to see a single watt
- −TP-Link does not publish a motor/HP rating for this model, so inductive loads are a guess
- −Needs a Matter controller you may not own; the plug alone does nothing in Apple Home without a HomePod or Apple TV
- −Amazon 4-pack pricing swings between roughly $37 and $43, so per-unit comparisons against 2-packs are unstable
Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)
Pros
- +One of the few Matter plugs that meters power and is sold in a four-pack
- +Physically the least intrusive of the metered Matter plugs — it genuinely does not block the second socket
- +Matter multi-admin, so it can sit in Apple Home and Alexa at the same time
- +Popular with Home Assistant users thanks to an active community integration
Cons
- −$13.25 a plug at Meross's own store price — 60% more than a Kasa EP25 for the same job plus Matter
- −Meross explicitly requires a Matter-compatible hub and an IPv6-capable network; a bare phone will not do
- −No published motor or HP rating, so inductive loads are unspecified
- −1-year warranty against TP-Link's two
- −Amazon four-pack pricing moves independently of the Meross store price, so per-unit maths depends on where you buy
Shop by Need
FAQs
Is the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) or Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) better overall?+
Based on our 8-category scoring, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) comes out ahead overall. See the full breakdown in the scores section above — the right pick still depends on which categories matter most for your use case.
Which is better for Value, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) or the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)?+
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores higher on Value (8.5/10 vs 6.5/10) — what a switched, metered outlet actually costs once the pack size and any required hub are counted.
Which is better for Local Control, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) or the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)?+
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores higher on Local Control (8.5/10 vs 7.5/10) — whether switching and schedules survive an internet outage, or depend on a vendor cloud.
Which is better for Build & Safety, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) or the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)?+
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) scores higher on Build & Safety (8.5/10 vs 7.5/10) — certification, flame-retardant housing, overload protection, recall history and warranty.
Which is better for Load Headroom, the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) or the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)?+
The Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) scores higher on Load Headroom (5.0/10 vs 4.5/10) — how much of the nameplate 15A you can actually use continuously, and what the plug is rated to do with motors, compressors and heaters — the spec buyers most often get caught by.
Is the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) worth the price difference over the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)?+
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) is the cheaper option at $37.93 versus $52.99. Whether the pricier model is "worth it" depends on how much you value its lead in Value.
What's the warranty on the Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) vs the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack)?+
The Kasa Matter Smart Plug KP125M (KP125MP4 4-Pack) ships with a 24-month warranty; the Meross Matter Smart Plug with Energy Monitor MSS315 (4-Pack) ships with a 12-month warranty. Always confirm current terms on the manufacturer's site before buying.
Should I wait for the next model instead of buying either of these?+
If either model is more than two years old, a successor may be close — check the "Latest Model" link on each product page. Otherwise, both are current, well-supported options and there's no strong reason to wait.
Cheaper Option
Eve Energy (Matter, US) — $39.95
Premium Option
Eve Energy (Matter, US) — $39.95
Specifications and prices for both products last verified . Scores are calculated from published specifications — see how we compare products.