Home Gym Setup for HIIT & Conditioning

Heart-rate-ceiling work. Cardio + kettlebells + bands cover 90% of it.

HIIT and conditioning don't need a rack — they need a pulse-pumping cardio piece, kettlebells, and floor space. The whole kit fits in a spare bedroom or garage corner.

Coach's note

An air bike is the highest-output cardio piece per dollar — fan resistance scales with effort, and the sprint intervals are punishing in the best way. Pair with a single 53lb kettlebell and you can run a real conditioning program.

Core kit (buy in this order)

~$1,837 total

Tier-1 picks ranked by Gym Score. Buy in order — each step compounds the previous.

1
Air Bikes
~16 sqft
Top pick: XTERRA Fitness AIR650Score 100
Underrated mid-tier air bike. Steel fan, sealed bearings, sturdy frame, well-designed console — competes with Schwinn AD7 at lower price. The smart-shopper's pick.
See Air Bikes →$649 on Amazon →
2
Kettlebells
~4 sqft
Top pick: Yes4All Powder Coated KettlebellScore 100
The Yes4All powder-coated kettlebell is the default Amazon answer to 'I want one good kettlebell' — and it's earned the 18,000+ reviews the hard way. Single-piece cast iron, no welds or seams, true labeled weight (verified by multiple owner scale tests within 1%). The matte powder coat takes chalk well and doesn't shred your hands like a textured paint finish. The flat bottom matters more than people expect: it lets you do renegade rows or push-ups on the bell without it rocking. Available in every weight from 5 to 80 lb. For 95% of buyers, this is the right call.
See Kettlebells →$45 (31 lb) on Amazon →
3
Rowing Machines
~28 sqft
Top pick: Concept2 RowErgScore 100
The default answer for 40+ years. PM5 monitor, air resistance, 20-year service life. The only rower you see in every CrossFit box, college crew, and Olympic training center.
See Rowing Machines →$990 on Amazon →
4
Resistance Bands & Suspension Trainers
Top pick: Bodylastics Stackable Resistance Bands SetScore 100
The stackable tube band benchmark. Snap-guard inner cord, named carabiners, and component replacement parts available — the system you'll still be using in 10 years.
See Resistance Bands & Suspension Trainers →$64 on Amazon →
5
Heart Rate Monitors & Trackers
Top pick: Polar H10 Chest StrapScore 70
The chest strap every other strap is benchmarked against. Dual-band ANT+ and BLE, FDA-grade ECG accuracy, 400-hour battery. If you train by HR, you eventually buy this.
See Heart Rate Monitors & Trackers →$89 on Amazon →

Nice to have

Add these once the core kit is in place. None are essential.

Adjustable Dumbbells

The default answer since 2001. 5-52.5 lb range in 2.5 lb increments, dial-adjust mechanism that's been refined for 20+ years. Not sexy — reliable.

Gym Flooring & Mats

The home-gym hack everyone discovers eventually. 4x6 ft of 3/4" vulcanized rubber for $45-55 per mat. Lasts a half-century. Half the price of branded equivalents at higher quality.

Pull-up Bars & Dip Stations

The Sportsroyals Power Tower is the best square-foot return on investment in any home gym. 450 lb weight capacity, pull-up bar with multiple grip positions, dip handles, knee-raise pad, push-up grips, all in a footprint smaller than a recliner. 8 height adjustments accommodate users from 5'2" to 6'8". The thickened commercial steel doesn't wobble even on weighted dips. Where it loses points: assembly takes 1-2 hours and the included hardware is mediocre (consider upgrading the bolts). Once built, it's the kind of equipment you don't think about until something else breaks.