Hi

Without knowing your budget, considering mowers for a medium-sized garden with a runtime of 30-45 minutes, a cutting width of 38-41 cm, and a mandatory rear roller, here are the top 4 options available as of today:

1. Hayter Harrier 41 (Push)
Cutting Width: 41 cm
Runtime: Approximately 30-45 minutes, depending on the battery capacity.
Rear Roller: Yes, provides a professional striped finish.
Features: High build quality, variable speed control, robust motor.

https://easylawnmowing.co.uk/hayter-harrier-41-vs-477-60v-review/

2. Cobra RM4140V
Cutting Width: 41 cm
Runtime: Up to 45 minutes, depending on usage and grass conditions.
Rear Roller: Yes, for a striped finish.
Features: Lightweight and easy to manoeuvre, good battery efficiency, and a reliable motor.

https://easylawnmowing.co.uk/cobra-rm4140v-cordless-lawnmower-review/

3. LawnMaster 41cm Cordless Lawn Mower CLMF4841E
Cutting Width: 41 cm
Runtime: Approximately 40 minutes with a fully charged battery.
Rear Roller: Yes, offers a striped finish.
Features: Efficient battery performance, easy to use, and good build quality.

https://easylawnmowing.co.uk/lawnmaster-41cm-cordless-lawn-mower-review/

4. Bosch AdvancedRotak 36-660
Cutting Width: 40 cm
Runtime: Around 30-45 minutes, depending on the battery and grass conditions.
Rear Roller: Yes, provides a striped finish.
Features: Quiet operation, ergonomic design, and adjustable cutting height.

https://easylawnmowing.co.uk/bosch-advancedrotak-36-660-review/

Please use my selection tool here to add additional requirements.

https://easylawnmowing.co.uk/find-the-perfect-lawn-mower/

Thanks, Mark