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Comparisons · Robot Lawn Mowers2 robots · checked 16 Oct 2026

Head to head

Segway Navimow H5 Pro vs Husqvarna 450X EPOS: an announcement against an older model, what is documented?

This is an announced-against-discontinued page, not a shopping choice. Neither mower can be bought new in the US today. It sets a 3 Sep 2026 announcement beside an older model's documented figures.

Seen from the side, a grass bank rises from a level lawn: the Husqvarna 450X EPOS climbs its 45 percent foot and the Segway Navimow H5 Pro climbs the 80 percent face above it, each tilted with the ground under its wheels.

This page checks

  1. SlopesSteepest grade each maker states
  2. NoiseMaker figure and the conditions it was given for
  3. Lawn size and runtimeWhat is stated, and what is blank
  4. AvailabilityWhether either can be bought new today
Segway Navimow H5 Pro

Segway

Navimow H5 Pro

IVEnvironmental65Plausible
No US list price

Announced 3 Sep 2026; no price or release date

Has no US release timeline under FCC robot ban

Husqvarna Automower 450X EPOS

Husqvarna

Automower 450X EPOS

IIIConditional74Strong
$4,999.99list
Where to buy

Discontinued by Husqvarna in the US

Husqvarna issues EPOS firmware updates addressing signal stability after 450X EPOS complaints

Full specifications18 figures on record · 5 differ
Figure
Navimow H5 Pro
Automower 450X EPOS
List price
Navimow H5 ProNot on record
Automower 450X EPOS$4,999.99
Released
Navimow H5 ProNot on record
Automower 450X EPOSMar 2023
Boundary
Navimow H5 ProWire-free: EFLS Tri-fusion (LiDAR, Vision, NRTK dynamic navigation) with 360° VisionFence (triple AI cameras + LiDAR + thermal infrared sensing)
Automower 450X EPOSVirtual boundaries (EPOS satellite positioning, no wire); virtual transport path guide
Steepest slope
Navimow H5 Pro80%
Automower 450X EPOS45%
Rated lawn area
Navimow H5 ProNot on record
Automower 450X EPOS53,800 sq ft
Cutting width
Navimow H5 ProNot on record
Automower 450X EPOS9.5 in
Cutting height
Navimow H5 ProNot on record
Automower 450X EPOS0.8-2.4 in
Drive
Navimow H5 ProXero-Turn All-Wheel Drive (AWD), four-wheel independent hub-motor system
Automower 450X EPOSRear-wheel drive, two driven rear wheels with front casters
Blades
Navimow H5 ProNot on record
Automower 450X EPOS3 pivoting razor blades
Weight
Navimow H5 ProNot on record
Automower 450X EPOS31.7 lb
Runtime
Navimow H5 ProNot on record
Automower 450X EPOS210 min
Charge time
Navimow H5 ProNot on record
Automower 450X EPOS60 min
Battery capacity
Navimow H5 ProNot on record
Automower 450X EPOS180 Wh
Battery type
Navimow H5 ProNot on record
Automower 450X EPOSLi-ion
Noise
Navimow H5 ProNot on record
Automower 450X EPOS67 dB
Navigation
Navimow H5 ProLiDAR + NRTK (network RTK) + three vision cameras, with an infrared sensor for animal detection
Automower 450X EPOSEPOS satellite positioning with IMU-based slope detection, obstacle detection via front bumper sensor, app-based virtual boundary mapping
Connectivity
Navimow H5 ProWi-Fi
Automower 450X EPOSWi-Fi, Bluetooth, Alexa
Size
Navimow H5 ProNot on record
Automower 450X EPOS22 × 28.3 × 12.6 in

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What is confirmed

An announcement set against an older model's record

Segway has confirmed an 80% slope rating, 58 dB(A) edge-mowing noise and its navigation sensors, but no price, release date, lawn size or runtime. Husqvarna lists the 450X EPOS with a 45% slope, 65 dB(A) and 210 minutes a charge, and marks it discontinued.

SegwayNavimow H5 Pro
HusqvarnaAutomower 450X EPOS
1Steepest slopeDrawn at its true angle
Navimow H5 Pro39°

80%

Printed as 38.6°. Stated in the announcement; no edge limit was given.

Navimow announcement, Sep 2026
Automower 450X EPOSdashed: 15% at edges24°

45%

Inside the installation. 15% at the boundary.

Husqvarna support page
2NoiseAs each maker states it
Navimow H5 Pro

58dB(A)

Given as low as 58 dB(A) during edge mowing only.

Navimow announcement, Sep 2026
Automower 450X EPOS

65dB(A)

Printed as the sound level perceived.

Husqvarna support page
3Rated lawn sizeMaker figure
Navimow H5 Pro

Not found

The announcement says only lawns of every size and complexity. Searched the announcement, press release and news coverage.

Navimow announcement, Sep 2026
Automower 450X EPOS

Sources disagree

Husqvarna's page prints 2.5 acre (±20%). A hands-on review lists 1.25 acre (5,000 m²).

Husqvarna support page
4Runtime per chargeTypical mowing time
Navimow H5 Pro

Not found

No battery or runtime figure in the announcement or press release.

Navimow announcement, Sep 2026
Automower 450X EPOS

210min

Typical mow time on one charge.

Husqvarna support page
5Blades stop when liftedLift or tilt sensor
Navimow H5 Pro

Not found

No lift or tilt sensor is mentioned in the announcement or news coverage.

Navimow announcement, Sep 2026
Automower 450X EPOSLift and tilt sensors

Its page lists a lift sensor and a tilt sensor.

Husqvarna support page
6How it finds its positionAs each maker describes it
Navimow H5 ProLiDAR, cameras, NRTK

LiDAR, vision and network RTK, with three AI cameras and a thermal infrared sensor for animals.

Navimow announcement, Sep 2026
Automower 450X EPOSEPOS satellite

EPOS satellite positioning with virtual boundaries and a virtual transport path. No wire.

Husqvarna support page
7Available newNew, from the maker
Navimow H5 ProAnnounced only

No price, release date or availability in the announcement. A news report says there is no US release timeline.

Navimow announcement, Sep 2026
Automower 450X EPOSDiscontinued

The page is marked Discontinued and names no replacement.

Husqvarna support page

The same on both: no buried boundary wire, with satellite positioning to find the lawn.

Close to the ground where a lawn meets a paver path, the Segway Navimow H5 Pro runs along the edge with its edge-arm housing over the turf, trimming the lawn right to the pavers.

Your home

How each one fits a home like yours

Set the conditions that describe your home. Each robot answers from its own Fit Check; nothing is scored until you choose.

Fit check

Describe your home

Pick what applies. Each robot answers from its own record.

Yard size
Terrain
Boundary setup
Across what you setEach robot’s own Fit Check
Navimow H5 ProSet a condition
Automower 450X EPOSSet a condition
Yard sizeNot set
Navimow H5 ProNot set
Automower 450X EPOSNot set
TerrainNot set
Navimow H5 ProNot set
Automower 450X EPOSNot set
Boundary setupNot set
Navimow H5 ProNot set
Automower 450X EPOSNot set

Sources

Where every figure comes from

  • Segway Navimow H5 Pro · Navimow UK announcement page (3 Sep 2026); press release (3 Sep 2026); one news report (5 Sep 2026)
  • Husqvarna Automower 450X EPOS · husqvarna.com US support page; one hands-on review (Jul 2026)

Figures were read from each maker's own pages on 2 Oct 2026. A blank means the figure was not in the pages read, not that the maker has none. Neither robot can be bought new, so this page is not a buying comparison.

Questions

What readers ask

Is the Navimow H5 Pro available to buy yet?

No. It was announced on 3 Sep 2026 with no price or release date. A news report from 5 Sep 2026 says there is no US release timeline. The 450X EPOS is also not sold new.

What is the EdgeMaestro on the H5 Pro?

Navimow’s announcement describes an extendable robotic arm that reaches 3 in (7.7 cm) to cut the lawn edge. A news report describes a side trapdoor that lets the mowing disc slide out.

Is there independent testing of either mower?

No hands-on test of the H5 Pro was found; coverage is of the announcement. A hands-on review from Jul 2026 covers the 450X EPOS and gives a different lawn size from Husqvarna’s page.

Common questions

What readers ask about this comparison.

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Comparison ID: RV–CMP–10086 · Last reviewed Sep 9, 2026 · Based on owner reports, manufacturer documentation, and firmware release notes

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