Clumping Clay
Arm & Hammer HardBall
Fast-forming hard clumps with baking soda odor help, making it a strong mid-range clay pick if you can tolerate moderate dust.
Overall score
8.5/10
Cost per day
$0.47
Reviewed Nov 28, 2025
Head-to-head comparison
Arm & Hammer HardBall vs Ökocat Paper Pellet
Compare dust, clumping, odor control, tracking, and daily cost side by side. Arm & Hammer HardBall is the better fit here for fast hard clumping on a mid-range budget.
Paper Pellet
Ökocat Paper Pellet
Extremely low-dust paper pellets that work best for surgery recovery, declawed cats, or severe dust sensitivity rather than everyday clumping use.
Overall score
8.2/10
Cost per day
$0.52
Reviewed Nov 6, 2025
Overall winner
Arm & Hammer HardBall
Arm & Hammer HardBall is the strongest all-around pick in this comparison for fast hard clumping on a mid-range budget.
Lowest daily cost
Arm & Hammer HardBall at $0.47/day
Budget is often the deciding factor in this tier.
Best dust control
Ökocat Paper Pellet at 0.00mg per pour
Dust performance matters disproportionately in daily use.
Why Arm & Hammer HardBall wins this matchup
Primary tradeoff: Arm & Hammer HardBall's weakest area here is dust control.
Strongest odor control in this set with baking soda support.
Clumping is a real edge: hard and fast.
It is also the cheapest daily option at $0.47 per day.
| Product | ||
|---|---|---|
| Overall Score | 8.5 | 8.2 |
| Pricing | ||
| Price | $19.99 | $19.99 |
| Weight | 38 lbs | 20 lbs |
| Cost / Day | $0.47 | $0.52 |
| Performance | ||
| Dust Control | 6 0.48mg per pour | 10 0.00mg per pour |
| Clumping | 9 Hard and fast | 2.1 Non-clumping pellets |
| Odor Control | 8 Baking soda support | 7.2 Fine with frequent changes |
| Features | ||
| Type | Fast-Clumping Clay | Paper Pellet |
| Flushable | ||
| Scented | Yes | No |
| Our Verdict | ||
| Best For | Fast hard clumping on a mid-range budget | Post-surgery or severe dust sensitivity |
| Read ReviewCheck Price | Read ReviewCheck Price | |
Read the full reviews
Use this page to choose a winner quickly, then open the full product reviews if you want the long-form test notes.