Maker describes omnidirectional chassis movement, camera vision, colour sorting, tracking and line following as kit functions; task conditions and control modes are not independently verified.
Source 2○ Not tested by ROBODROMO yetLearning kits
Hiwonder ArmPi Pro
A wheeled arm kit for learners building camera and remote-control projects. It needs programming and setup, rather than arriving as a household helper.
Dimensions and armMaker lists 298 × 256 × 521 mm, 3.6 kg and 6 DOF including a gripper (5 DOF plus gripper).Source 1
Power and cameraMaker lists 480p camera, 7.4 V 6000 mAh LiPo and about 90 minutes continuous work; conditions are unspecified.Source 1
InterfacesMaker lists Wi-Fi, Ethernet, VNC, iOS/Android app and PC/app control. Verify the software versions supplied.Source 1
Vision lessonOfficial ArmPi Pro documentation describes a USB monocular camera, OpenCV capture and chessboard calibration.Manufacturer source
Recorded specifications, with their source limits. These are not our measurements. See all specifications and configurations
Price and availability
No current delivered price or availability has been confirmed here. Ask for a dated quote for the exact package.
Image and credit
Manufacturer image and sourceTest track0 attempts run
We have not physically tested this robot. The task plan below is a starting point, subject to the exact unit and supported functions.
See the proposed test trackOn the ROBODROMO
test track
Three proposed tasks. Ten attempts at each suitable task, with the outcome, time and human help recorded. Confirm the exact robot, software and safe setup first. These tasks are not evidence that this robot can do them.
Move one suitable object between two marked positions
Proposed task. 0 of 10 attempts run.
Repeat with a second supported object
Proposed task. 0 of 10 attempts run.
Return to the starting position and repeat the sequence
Proposed task. 0 of 10 attempts run.
Pick a square to see what each attempt will record.
We will record the outcome, time, control mode, human help, safety stops, exact hardware and software, conditions and full video.
Proposed attempt; not run Only proceed if the exact unit supports the task and the setup is suitable. Keep remote control, scripted operation and autonomous operation separate. A completed attempt alone does not prove autonomy.What each square will show
Finished without extra helpNeeded a person’s helpFailedNot run yet
Keep the conditions visible
Name the control mode, surface, object or prompt and every intervention. Ten attempts are an initial result, not proof of long-term reliability.
Read our proposed test methodHow much do we really
know?
Separate our own tests from published claims and the limits of the evidence. The counts below describe records, not performance or confidence scores.
Tested by ROBODROMO
We have not physically tested this robot. No performance score or measured attempt is available.
See the proposed test track01 / The assessment
What the evidence supports.
Capability and readiness are separate. These written findings are not a numerical rating or a physical test.
Capability
What can it actually do?
The specific maker claims and any independent observations are listed below. We have not run our own task tests on this robot.
Read the source-based assessmentReadiness
Could you use it in real life?
Intended use: Camera-guided sorting on a mobile base. Dependable everyday use has not been established by the evidence reviewed. Without-Pi packages require additional computing. An FPV lesson is not automatically a tested Pro workflow.
Read the source-based assessmentA clear limit
This is a research profile based on the sources below, not a hands-on test. Maker claims remain attributed to the maker; they do not prove repeatable performance in your home or workplace.
02 / Can it actually do it?
The claims, with their context.
The wording below keeps each source’s limits. A demonstration, a maker’s claim and a repeatable real-world result are different things.
Check the original sources
Every source keeps its original check date. Manufacturer information, research configurations and independent observations have different limits.
Open the source listKnow the exact robot
The name alone may not tell you which hardware, software or support you get. Keep editions and optional equipment separate.
Specifications and configuration
Model detail
Specifications and configuration
Figures below retain their source and configuration limits. Manufacturer specifications are not independent performance results.
Maker lists 298 × 256 × 521 mm, 3.6 kg and 6 DOF including a gripper (5 DOF plus gripper).
Source 1Maker lists 480p camera, 7.4 V 6000 mAh LiPo and about 90 minutes continuous work; conditions are unspecified.
Source 1Maker lists Wi-Fi, Ethernet, VNC, iOS/Android app and PC/app control. Verify the software versions supplied.
Source 1Listing offers without Raspberry Pi, Pi 4B 4GB and Pi 5 2GB/4GB/8GB. Packing lists are images; their full contents have not been independently inspected.
Source 2Official ArmPi Pro documentation describes a USB monocular camera, OpenCV capture and chessboard calibration.
Manufacturer sourceThe lesson body calls the platform ArmPi FPV; verify that its steps match the supplied Pro revision before following them.
Manufacturer sourceThe exact model and configuration
The exact model
Meet Hiwonder ArmPi Pro
ArmPi Pro combines a 4WD mecanum chassis and an arm. Comparison with ArmPi FPV and ArmPi Ultra requires separate model-specific evidence. Maker offers without Raspberry Pi and several Pi 4B/5 configurations; exact delivered equipment and software depend on selection.
Further assessment notes
Setup, support and daily use
04 / Living with it
Right robot, right expectations.
What ownership could involve
Choose the exact controller and verify packing list, assembly, battery charging, programming skill, software compatibility, warranty and UK delivery costs. Camera/network data handling and update support are unknown. No public price is verified for a complete UK configuration. Hiwonder’s Pro documentation includes a camera-calibration lesson using a printed chessboard, but the same page refers to ArmPi FPV; confirm that lesson matches the delivered Pro kit.
Support, software and repairs
The documentation supplies code locations and camera calibration steps, but this source does not settle the Pro’s full hardware specification or warranty. Request its exact controller image, arm load/reach, servo and battery identifiers, spare-part availability and current support route. Do not substitute related ArmPi model specifications.
Questions still open
What needs checking before you decide.
- No original footage reviewed; no reliable task outcome, intervention rate or autonomous recovery established.
- Without-Pi option means a Raspberry Pi must not be assumed included.
- Marketing examples are development functions, not evidence of domestic reliability.
- The ArmPi Pro camera lesson refers to ArmPi FPV and an FPV launch file. Treat it as a related setup lead, not confirmed Pro-specific instructions until the maker clarifies the manual or hardware revision.
See it in action
Our filmed attempts will appear after testing. Existing footage below keeps its original description and limitations.
See the robot
Hiwonder ArmPi Pro Raspberry Pi ROS Robotic Arm Developer Kit with 4WD Chassis Open Source Robot Car
Play video
Published by Hiwonder. ArmPi Pro developer-kit presentation. This older demonstration may show a different Raspberry Pi configuration from the current offer.
Before you buy
Get these answered in writing by the seller. Tick them off as you go.
0 of 6 answered
Your checklist records your progress. A tick is not verification by ROBODROMO.
Sources and checks
A check date tells you when a source was read. It does not mean every claim, price or offer is unchanged today.
Sources and checks
03 / Recorded evidence
The latest checks on file.
Dates below describe the recorded checks. They do not mean the manufacturer’s page was checked today.
- hiwonder.com Source checked 2026-10-28
- hiwonder.com Source checked 2026-10-28
- docs.hiwonder.com Source checked 2026-10-29
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Manufacturer specifications and support
Exact-model specification/support passages in official source; numerical claims are manufacturer figures.
Source checked 2026-10-31 -
Video and publisher attribution
YouTube title and publisher checked against the named model. ArmPi Pro developer-kit presentation. This older demonstration may show a different Raspberry Pi configuration from the current offer. Not watched in full; not an independent performance assessment.
Source checked 2026-10-31
No recorded sources in this filter.
How sure are we?
5 linked sources. Read the claims and their limits below. A source count is not a confidence score.
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