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412 robots 9 categories 173 priced

Comparing 2 robots

Green cells flag numeric leaders, while AI, sensors, and capability rows keep the real buying tradeoffs visible.

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Sources and record checks

Record checks are not independent testing or confirmation of every claim. Official sites provide manufacturer context; source context explains the record.

SpikerBot

Record last checked: 2026-05-31

micro:bit PU Robot Kit

Record last checked: 2026-06-01

Each row compares one spec across your shortlist. Green marks the best value.

Price

SpikerBot
$219 USD
Price details

Kickstarter early-pledge robot kit pricing starts at $219 according to IEEE Spectrum and Make:; Make: reports planned eventual retail pricing of $299. Crowdfunding and retail availability may change.

micro:bit PU Robot Kit
$190 USD
Price details

Official ELECFREAKS store page lists the EF08449 micro:bit PU Robot Kit at $190 USD and in stock; reseller pricing may vary by region.

Height

SpikerBot
Not officially disclosed
micro:bit PU Robot Kit
16 cm

Weight

SpikerBot
Not officially disclosed
micro:bit PU Robot Kit
300 g robot body; 720 g complete kit

Battery Life

SpikerBot
Uses swappable AA batteries; runtime not officially disclosedNot safely comparable as a typed unit
micro:bit PU Robot Kit
Approx. 20 minutes depending on usage mode

Max Speed

SpikerBot
Not officially disclosed
micro:bit PU Robot Kit
Not officially disclosed

AI

SpikerBot
No-code virtual spiking-neuron programming environment: users connect neurons, synapses, sensors, and motors in an app to create real-time reactive behaviors without LLMs or traditional code.
micro:bit PU Robot Kit
Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed.

Sensors

SpikerBot
Camera, Microphone, Distance sensor
micro:bit PU Robot Kit
Ultrasonic sensor, Gesture sensor, Microphone

Connectivity

SpikerBot
SpikerBot app, Wireless control support
micro:bit PU Robot Kit
Dedicated remote controller, Programmable micro:bit control, GPIO expansion, IIC expansion

Status

SpikerBot
Pre-order
micro:bit PU Robot Kit
Available

Category

SpikerBot
Research
micro:bit PU Robot Kit
Research
More specifications (4)

Includes rows even when values are not recorded.

Charging Time

SpikerBot
Not applicable with replaceable AA cells; rechargeable NiMH AA batteries supportedNot safely comparable as a typed unit
micro:bit PU Robot Kit
Approx. 20-30 minutes

Degrees of Freedom

SpikerBot
N/A
micro:bit PU Robot Kit
N/A

Voice Assistants

SpikerBot
None
micro:bit PU Robot Kit
None

Manufacturer

SpikerBot
Backyard Brains
micro:bit PU Robot Kit
ELECFREAKS

Capabilities

SpikerBot

3D-Printable Attachment PointsCamera, Microphone, and Distance-Sensor ReactionsHands-On Neuroscience EducationLights and Sound FeedbackLive Spiking-Activity VisualizationNo-Code Neural-Circuit ProgrammingObject and Person-Following ExperimentsReal-Time Behavior EditingSample Brain Model LibrarySensor-to-Motor Behavior DesignSpiker:bit Muscle-Signal Peripheral SupportVirtual Spiking Neurons and Synapses

micro:bit PU Robot Kit

6-DOF humanoid-style bionic movementClassroom robotics curriculum projectsDrop-protection motion behaviorGPIO and IIC sensor expansionGesture-sensor interactionLEGO-compatible physical expansionMakeCode block programmingMaze-style exploration lessonsPython text programmingRandom idle interactionsRemote-control operationRhythm-following dance interactionSelf-balancing head behaviorUltrasonic obstacle avoidanceWalking, turning, dancing, and kicking actions

How to Compare Robots

Use this flow to get to a clean shortlist fast. The route works best as a dense research workbench, not a marketing page.

1

Choose comparable robots

Start with robots that solve the same job. Use category anchors like Humanoid, Cleaning, Companions, Research before you worry about micro-spec wins.

2

Read the big deltas first

Check price, status, battery, sensors, and capabilities before getting lost in minor spec rows.

3

Switch to differences only

Once you have a shortlist, hide shared rows. That turns the table from a spec dump into a real decision tool.

Cross-category comparisons still have value

A dedicated cleaner versus a home assistant with cleaning features can reveal whether you really need a specialist or just broader household coverage. Compare around the same outcome, not the same marketing language. And when blank-page friction is the problem, use one of the prebuilt quick-start pairings in the workbench above — open one, swap robots, and keep moving.

Making Your Decision

Turn comparison rows into an actual recommendation — not just more reading.

1

Weighted priorities

Not all spec deltas matter equally. Rank your buying criteria before crowning a winner.

  • List must-haves — smart-home platform, clearance, shipping status, or anything that eliminates a robot instantly.
  • Pick your top 3 differentiators — navigation, noise, battery, support, or whatever changes daily use.
  • Score only the finalists against those. The robot that wins your real priorities beats the one with the most green cells.
2

Total cost of ownership

The sticker price is only one row. Subscriptions, consumables, and service access often decide the real winner.

Subscriptions

Cloud AI and premium app tiers can make a cheaper robot more expensive over three years.

Consumables

Brushes, pads, filters, and bags flip the value story on high-frequency robots.

Energy & battery

Large batteries and frequent charging reveal everyday operating demands.

Repair & warranty

Local servicing and spare-parts access are the quietest but most important long-term costs.

3

Environment check

Specs describe ideal conditions. Your rooms, pets, and Wi-Fi determine what actually performs.

  • Floor types — carpet, hardwood, tile, and transition handling.
  • Space layout — open plans vs. multi-room homes with tight doorways.
  • Wi-Fi coverage — cloud-heavy robots need stable signal everywhere.
  • Household — pets, kids, shared spaces, and noise tolerance.

Purchase and deployment access

Available listings: 125. Pre-order listings: 54. Active records: 130. Available indicates an ordering listing, not confirmed stock. Pre-order indicates a reservation listing, not immediate delivery. Active status alone does not confirm public purchase availability or deployment. Other statuses do not establish a current purchase listing. Confirm regional access, stock, reservation terms, and delivery with the manufacturer.

When it's too close to call

If two robots are still neck-and-neck, use softer signals that affect ownership quality more than spec sheets admit.

Return policy User community Ecosystem Aesthetics

Comparison FAQ

Questions buyers ask before the final click

Short answers to the questions that usually show up once the shortlist is live and the tradeoffs feel real.

Frequently Asked Questions

Using the workspace
How many robots can I compare at once?
You can compare up to four robots at once. Two or three is usually the cleanest decision view, but four-way comparisons work well for wider market scans.
What does 'Show differences only' do?
It hides rows where all selected robots share the same value, leaving only the rows that actually change your decision. It is especially useful for same-brand or same-category shortlists.
Can I compare robots from different categories?
Yes. You can compare any of the 412 robots in the database. Cross-category comparisons work best when the robots still compete for the same outcome in your home or workflow.
What makes a good comparison?
The best pairings share at least one real-world anchor: same job, similar price band, same room constraints, or competing brand tier. That keeps the table decision-focused instead of random.
Sharing & shortlisting
How do I share a comparison?
Once you have a live shortlist, a Share this comparison link appears in the workbench. It preserves your selected robots and the differences-only toggle in a permanent URL.
Can I save or bookmark a comparison for later?
Yes. Every live comparison has a stable route, so bookmarking the page preserves the exact configuration you built.
Can I compare by price alone?
Price is one row in the compare table, but if you want pure price sorting first, the all robots page is the better place to shortlist before coming back here.
Data & methodology
Are specifications up to date?
ui44 comparison data is sourced from official manufacturer documentation and re-verified on a rolling basis. Shipping products get the most frequent freshness checks.
What if a spec is missing?
A dash or 'Not specified' usually means the manufacturer has not published the detail clearly. It does not automatically mean the robot lacks the feature.
How should I compare robots at different development stages?
Status labels describe catalog records, not measured operational reliability. Available indicates a purchase listing, not verified stock or shipping dates. Active alone does not confirm public purchase access. Pre-order indicates a reservation listing, not engineering completion or a guaranteed delivery queue position. Development and Prototype identify recorded stages; Discontinued identifies a discontinued listing. Compare documented performance and current manufacturer terms, including any recorded sales notes, for the specific model and region.
Can I compare specific sensors or components more deeply?
Yes. The compare table gives you the side-by-side overview, then the components directory lets you go deeper on shared sensors, radios, and platform pieces across the catalog.