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eufy E15 Mähroboter vs. Natural Expressions Performance 7 compared
Robot Lawn Mower
At a glance
The key numbers for both devices side by side.
Overall rating
8686Gut
8888Gut
Value for money
92Excellent
95Excellent
Best price
€948.99€1,199.00−21 %
€799.99
Price advantage
—
€149.00 cheaper
Offers
1 shop
2 shops
Rank in category
Rank 16 of 80
Rank 11 of 80
Rating
Sub-ratings compared
eufy E15 MähroboterOverall rating 86Natural Expressions Performance 7Overall rating 88
eufy E15 MähroboterNatural Expressions Performance 7
Mowing results80/10082/100
Navigation & reliability86/10086/100
Setup & app88/10090/100
Noise level80/10085/100
Safety84/10090/100
Build quality & ease of use80/10084/100
Mowing results
80
82
Navigation & reliability
86
86
Setup & app
88
90
Noise level
80
85
Safety
84
90
Build quality & ease of use
80
84
Specs
Specs compared
Key specs
Brand
Model
E15
Performance 7
Max. lawn areaLargest lawn area according to the manufacturer in m², the highest if several figures are given (e.g. per mowing pattern) – buy with some margin, the mower manages less in winding gardens
800 m² (8,611 sq ft)
500 m² (5,382 sq ft)
NavigationHow the mower detects its area according to the manufacturer – everything except boundary wire works without laying a wire; RTK needs open sky, while under trees and next to house walls a camera or LiDAR helps
AI camera
AI camera
No boundary wireWorks without a laid boundary wire according to the manufacturer, e.g. using RTK-GNSS, a camera or LiDAR
Yes
Yes
Mowing patternHow the mower covers the lawn according to the manufacturer – randomly in all directions or in orderly lanes; lanes finish faster and leave a striped look
Systematic lanes
Systematic lanes
Max. inclineMaximum slope according to the manufacturer in percent, not degrees – 45% is roughly 24 degrees
40 %
32 %
Obstacle detectionHow the mower detects obstacles according to the manufacturer – a camera and LiDAR steer around them before it bumps into them; whether it also spots small animals such as hedgehogs, only test reports can show
Camera/AI
Camera/AI
Cutting widthCutting width according to the manufacturer in cm – wider mows faster
20.3 cm (8 in)
18 cm (7.1 in)
Area coverage per hourArea mowed per hour of mowing according to the manufacturer in m², excluding charging breaks; if a range is given, the lower value – shows how fast the mower really progresses, unlike the maximum lawn area
80 m²/h
100 m²/h
Mowing & drive
Min. cutting heightLowest adjustable cutting height according to the manufacturer in mm
25 mm (0.98 in)
20 mm (0.79 in)
Max. cutting heightHighest adjustable cutting height according to the manufacturer in mm
75 mm (3 in)
60 mm (2.4 in)
Cutting height adjustmentHow the cutting height is adjusted according to the manufacturer – electric adjustment works via app or display
Electric (app or display)
Manual
Edge cuttingMows close to edges and flower beds according to the manufacturer – less trimming left to do
Yes
Yes
All-wheel driveAll-wheel drive according to the manufacturer – for slopes and uneven terrain
No
No
Min. passage widthNarrowest passage the mower can still get through according to the manufacturer, in cm – matters for garden gates and paths between front and back yard
80 cm (31 in)
60 cm (24 in)
Sound power levelGuaranteed sound power level according to the manufacturer in dB – not the sound pressure at your ear, which is considerably lower
56 dB
56 dB
Battery
Battery capacityRated battery capacity according to the manufacturer in Ah – divide mAh figures by 1,000
4.2 Ah
3.8 Ah
Mowing time per chargeMowing time on a full charge according to the manufacturer in minutes
120 min
120 min
Charging timeCharging time from empty to full according to the manufacturer in minutes
110 min
100 min
App & safety
ConnectivityConnections according to the manufacturer – with cellular, the mower stays in touch even without Wi-Fi in the garden, usually with a subscription
Wi-FiBluetoothCellular (LTE)
Wi-FiBluetoothCellular (LTE)
App controlSchedules, zones and status via app according to the manufacturer
Yes
Yes
Voice control & smart homeHow the appliance can be controlled according to the manufacturer
Manufacturer app
Manufacturer app
Multiple zonesMultiple mowing zones or maps according to the manufacturer – for front and back yards
Yes
Yes
Rain sensorStops mowing when it rains and returns to the charging station, according to the manufacturer
Yes
Yes
Anti-theft protectionTheft protection according to the manufacturer – GPS tracking helps find a stolen mower, a geofence raises the alarm as soon as it leaves its area
GPS trackingAlarmGeofence
AlarmGPS trackingGeofence
Small animal detectionAccording to the manufacturer, the mower detects small animals such as hedgehogs and avoids them – only testing shows whether this works reliably
Yes
Yes
RTK base stationWhether RTK-GNSS requires a separate base station according to the manufacturer, and whether it is included
Not required (network RTK)
Dimensions & weight
WeightWeight of the mower according to the manufacturer in kg
12.5 kg (28 lb)
10.2 kg (22 lb)
IP ratingDust and water protection according to the manufacturer – from IPX5, the mower can be hosed down with a garden hose
IPX6
IPX6
General
Warranty
2 years
Price segment
Mid-range
Budget
Model year
2025
2026
In the box
Mähroboter, Ladestation, Garagendach, Netzteil, Erdanker, Ersatzklingen
Mähroboter, Ladestation, Garagenabdeckung, Installationskit, Ersatzklingen
Prices
Offers
Verdict
Pros & cons
Der eufy E15 ist ein Kamera-Mähroboter, der ohne Draht und Antenne zuverlässig in sauberen Bahnen mäht und seine Karte selbst anlegt. Am besten passt er zu ebenen, klar begrenzten Gärten bis etwa 550 m², auch unter Bäumen. Der Haken: Am Rand bleibt ein Streifen von rund 10 cm stehen, und er fährt nur bei Tageslicht.
Pros
- Kartiert den Rasen selbst, ohne Draht, Antenne oder Kantenfahrt
- Wochenlang 28 Fahrten über gut 3.000 m² ohne Festfahren
- Navigiert unter Bäumen und nah an Hauswänden ohne Aussetzer
- Umfährt aufrechte Hindernisse eng und erkannte die Igel-Attrappe jedes Mal
- Gleichmäßiger Schnitt in Bahnen, Wenden in mehreren Zügen schont die Grasnarbe
- Garagendach im Lieferumfang
Cons
- Am Rand bleibt wegen des mittigen Mähwerks rund 10 cm stehen
- Mäht nur bei Tageslicht, kein Betrieb am Abend
- Überfährt flache Dinge wie Tischtennisball und Gartenschlauch
- Akku reicht nur für 150 bis 250 m², danach rund 100 min Laden
- Offene Rasenübergänge zum Nachbarn kartiert er ohne feste Sperrzone mit
Der Natural Expressions Performance 7 ist ein drahtloser Kamera-Mäher, der ohne Antenne auskommt und auch unter dichten Bäumen sicher navigiert. Hindernisse vom Tennisball bis zum Schlauch umfährt er zuverlässig, die Garage liegt bei. Er passt zu ebenen Gärten bis etwa 400 m². Der Haken: An Mauern und Hecken bleiben meist 10 bis 15 cm stehen, und gemäht wird nur bei Tageslicht.
Pros
- Navigiert per Kamera auch unter dichten Baumkronen und an Hauswänden sicher
- Umfährt Tennisball, Schuh, Zollstock und Igel-Attrappe ohne Berührung
- Genaue Karte spart Beete, Kies und Gullydeckel von selbst aus
- Mäht an Terrassenplatten und flachen Randsteinen bis zum letzten Halm
- Akku hält 2,5 bis 3:20 h und lässt sich tauschen
- Garage im Lieferumfang, Ecken-Modus für verwinkelte Stellen
Cons
- An Mauern und Hecken bleiben meist 10 bis 15 cm Rand stehen
- Schafft real nur 50 bis 77 statt 100 m² pro Stunde
- Rutscht an schrägen Hängen und fährt sich in Senken fest
- Hält trockene, kahle Rasenstellen für Hindernisse und lässt sie aus
- Schnitthöhe nur am Gerät, Randabstand gilt für die ganze Karte
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