Best match
4500mAh/3600mAh Robot Vacuum Cleaner Battery DJ96-00193B for Samsung POWERbot R7040 VCA-RBT71/XAA Sweeping Machine Battery
AliExpress · Top-ranked for this budget
$89.69$179.38
Get deal Prices updated Nov 12, 2026
Best Robot Vacuums Under $100
We compared 63 robot vacuums priced under $100 from 4 stores. Most cost around $86, and well-matched options start at $61.37. PRETTYCARE and Lefant have the most models in this price range. 40 are currently marked down. Prices come from each store's product feed and are refreshed every day.
63Compared
4Stores
$61.37From
40On sale
Top picks under $100
Budget pick
1800pa robot vacuum cleaner automatic vacuum cleaner robot cross-border charging cleaning machine small household appliances
DHGate · One of the cheapest well-matched options
$76.65
Get deal 
Big price drop
Lefant Robot Vacuum Cleaner, Strong Suction, 120 Mins Runtime, Slim, Low Noise, Automatic Self-Charging, Wi-Fi/App/Alexa Control, Ideal for Pet Hair Hard Floor and Daily Cleaning, M210
Amazon · 50% below its usual price
$99.99$199.99
Get deal 63 deals
Robot vacuums under $100
-50%
AliExpress4500mAh/3600mAh Robot Vacuum Cleaner Battery DJ96-00193B for Samsung POWERbot R7040 VCA-RBT71/XAA Sweeping Machine Battery
$89.69$179.38
You save $90
-80%
-34%
AliExpressKANKA KSDJ-0606-T Sweeping Robot Vacuum Mini automatic cleaning Robot Vacuum Cleaner Smart Vacuum Cleaner Robot
$88.87$134.65
You save $46
-50%
-10%
AliExpressLiving Room Metal with Wheels Trolley Storage Rack Adjustable Magnetic Plate 3 Tier Movable Robot Vacuum Cleaner Organize
$98.65$109.61
You save $11
-10%
AliExpressSmart Floor Cleaning Robot Vacuum Cleaner Electrodomestic
$89.07$98.97
You save $10
-34%
AliExpressVBOT T270 Robot Vacuum Cleaner Sweep the cat hair, dust and hair Four modes Flexible cleaning Sweeping Robot Vacuum Gifts
$74.32$112.60
You save $38
-16%
AliExpressVacuum Cleaner Obstacle Detector Robot Vacuum Distance Module For Obstacle Avoidance Precise Fitment Design Direct Installation
$81.77$97.35
You save $16
-10%
AliExpressIntelligent Sweeping Household Self Charging Robotic Vacuum Mopping Robot Vacuum Cleaner
$82.43$91.59
You save $9
-34%
AliExpressKANKA KC-T03 Robot Vacuum Cleaner Sweeping Suction Dragging Intelligent obstacle recognition Sweeping Robot Vacuum Hair suction
$70.20$106.37
You save $36
-34%
AliExpressKANKA KC-VS37 Robot Vacuum Cleaner Sweeping Suction Dragging Intelligent obstacle recognition Sweeping Robot Vacuum Hair suction
$69.86$105.85
You save $36
-48%
AliExpressoriginal special floor cleaner 450ml Dreame L30 ultra L20 Ultra L10 Prime X10 X10 plus X20 robot vacuum cleaner cleaning liquid
$63.13$121.40
You save $58
Not what you need? Search all robot vacuums →
Refreshed daily. Prices come straight from each store's product feed — last update Nov 12, 2026.
4 stores, one list. We mix stores so no single shop crowds out the rest.
Coupons on top. Look for the coupon tag on a deal to save even more at checkout.
Robot Vacuums under $100: FAQ
1What is the cheapest robot vacuum under $100?
1
What is the cheapest robot vacuum under $100?In today's comparison, well-matched robot vacuums start at $61.37 — for example "3-in-1 Smart Robot Vacuum Cleaner Household Sweeping Robot 2800PA with Remote Control & APP Super Quiet Wet & Dry Floor Mopping" at AliExpress. Prices change daily, so check the store for the current price.
2How much do robot vacuums under $100 usually cost?
2
How much do robot vacuums under $100 usually cost?The typical price of the robot vacuums in this list is about $86. 63 models from 4 stores are listed under $100.
3Which stores sell robot vacuums under $100?
3
Which stores sell robot vacuums under $100?AliExpress (56), Walmart (3), DHGate (3) and Amazon (1) — the number shows how many matching robot vacuums each store has.
4Are any robot vacuums under $100 on sale?
4
Are any robot vacuums under $100 on sale?Yes — 40 are marked down right now. The biggest markdown is 80% off "Robot Vacuum Cleaner, 3-in-1 Smart Automatic Sweeping Mopping and Suction Vacuum with Humidifier & LED Atmosphere Light, USB Rechargeable Wireless Floor Cleaner for Pet Hair, Hardwood Floors" at AliExpress ($71.75). Use the "On sale" filter to see them all.
5How often is this list updated?
5
How often is this list updated?Every day, after the stores' product feeds are refreshed. This list was last updated on Nov 12, 2026. Prices and stock can change at any time, so the store's own page is always the final word.
More deals in Home appliances
- Ceiling fansUnder $500
- Cordless vacuumsUnder $400
- Electric fireplacesUnder $1,000
- HumidifiersUnder $200
- Cordless stick vacuumsUnder $200
- DehumidifiersUnder $200
- Portable air conditionersUnder $500
- Air purifiersUnder $100
- Insert electric fireplacesUnder $500
- Smart thermostatsUnder $100
- Steam ironsUnder $300
- Desk fansUnder $20
Prices and availability come from the stores and may change. We may earn a commission when you buy through these links — affiliate disclosure.