Compare Mantis Composters
Small Size
Fits Anywhere
Easy Spin ComposTumbler
Model CT09001
- Holds up to 4 bushels
- 30″ H x 31″ W x 26″ D
- 7″ off the ground
Mobile Composter Rolls To The Garden
Back Porch ComposTumbler
Model CT08002
- Holds up to 4 bushels
- 37”H x 31”W x 26”D
- 7” off the ground + wheels
Perfect Size For Small To Medium Gardens
Compact ComposTumbler
Model CT02001
- Holds over 9.5 bushels
- 43”H x 42”W x 33”D
- 12” off the ground
Perfect for
Large Gardens
Original ComposTumbler
Model CT01001
- Holds over 18 bushels
- 68″H x 50″W x 40″D
- 27″ off the ground
Dual Bins For
Continuous Compost
Mantis
ComposT-Twin
Model 4000-00-03
- Holds 20 bushels
- 65″H x 66″W x 41″D
- 32″ off the ground
All Mantis Composter Models Share These Key Features & Benefits
- Easy to turn – even when full: no more messy piles or back-breaking mixing by hand
- Fully Enclosed and Secure: Keeps out rodents and pests; doors secure with sturdy latches
- Heats Up Fast: Kills weed seeds and helps makes compost faster
- Aerator/Drainage Vents: Creates proper air flow and moisture control for optimal decomposition
- Compost Tumbler-style drum keeps compostables off the ground: Keeps nutrients in the composter
- Unload finished compost easily: Compost tumbles out into a cart or tub
- Money-Back Guarantee: All Mantis Composters come with 60-Day Risk-Free Trial when you buy direct from Mantis.
- 2-Year Warranty: Mantis Composters are covered against defects in materials and workmanship for two years
Nutrient-rich, ready-to-use compost is just a few weeks away with a ComposTumbler from Mantis. Leaves, grass clippings and most kitchen waste can become organically rich compost in as little as a few weeks. Mantis Composters help you create nutrient-rich material to enrich your flower and vegetable garden soil with organic fertilizer. Simple, fast, clean and easy – the Mantis ComposTumbler way to make compost.

Holds ONE AND A HALF 30-gallon trash bags of compostables
Easy Spin ComposTumbler
$179 $159
Makes compost in as little as 4 to 6 weeks.* The Easy Spin ComposTumbler makes compost easily and economically. Quickly turns daily kitchen toss-outs into finished compost. Compact size is ideal for deck, porch, patio, outside the kitchen door or next to your recycling bin.
- Holds up to 4 bushels
- 30” H x 31” x 26”D
- 7” off the ground
Portable; Holds ONE AND A HALF 30-gallon trash bags of compostables
Back Porch ComposTumbler
$239 $149
Makes compost in as little as 4 to 6 weeks.* The mobile Back Porch ComposTumbler is sized for urban composting and small yard owners. Features two wheels for easy mobility. Take finished compost to your flower beds and garden areas. Turns everyday kitchen throw-outs into compost, fast.
- Holds up to 4 bushels
- 30” H x 31” x 26”D
- 7” off the ground + wheels
Holds THREE 30-gallon trash bags of compostables
Compact ComposTumbler
$329 $249
Makes compost quickly; in as little as a few weeks!* The tried and true Compact ComposTumbler has been a mainstay in medium size gardens for decades. This compact compost tumbler features the same performance attributes of larger Mantis composters but in a smaller footprint.
- Holds up to 4 bushels
- 30” H x 31” x 26”D
- 7” off the ground
Holds SIX 30-gallon trash bags of compostables
Original ComposTumbler
$429 $299
Makes finished compost in as little as just a few weeks.* The Mantis Original ComposTumbler is easy to load, easy to turn, and holds up to 18 bushels of compostables. This large-capacity single-bin compost tumbler is guaranteed to save composting time. Take the hassle out of turning piles. Find out why gardeners have trusted this composter for almost 40 years .
- Holds up to 18 bushels
- 68”H x 50”W x 40”D
- 27” off the ground
Two-Bin; Holds SIX 30-gallon trash bags of compostables
ComposT-Twin
$599
Makes twice the compost in only a few weeks.* The Mantis ComposT-Twin dual compost tumbler holds almost 25 cubic feet of raw material (10 bushels in each chamber). The largest composter on the market. Make continuous batches of compost; compost can cook in one bin while new material is added to the other bin. Turns easily and so easy to unload right into a wheelbarrow or cart.
- Two 10-bushel bins
- 65” W x 66” H x41”D
- 32” off the ground
*Time to finished compost is approximate; depends on ambient temperature and combination of materials being composted.
Have questions or need help deciding? No problem – Connect with a Mantis associate at 1-800-880-2345