
Summary: Maximize Your AFK Earnings with MPS Efficiency
In Roblox’s Plants vs Brainrots, optimizing your Brainrot collection is key to maximizing passive income. This guide ranks Brainrots based on their Money Per Second (MPS) efficiency, helping you make informed investment decisions.
Understanding MPS Efficiency
What Is MPS Efficiency?
MPS Efficiency is calculated as:
MPS Efficiency = Brainrot MPS ÷ Acquisition Cost
This metric helps determine which Brainrots offer the best return on investment.
Why MPS Efficiency Matters
Focusing on MPS Efficiency allows you to identify Brainrots that provide high income with minimal investment, enabling faster progression and more resources for other upgrades.
Brainrot MPS Efficiency Tier List
S-Tier: Ultimate ROI
These Brainrots offer the highest MPS Efficiency, making them top priorities for investment.
| Brainrot Name | Rarity | Max Level MPS | Acquisition Cost | MPS Efficiency |
|---|---|---|---|---|
| Los Mr Carrotitos | Secret | $31,000/s | $1,000,000 | 31 |
| Strawberry Elephant | Legendary | $20,000/s | $500,000 | 40 |
| Dragon Cannelloni | Mythic | $15,000/s | $400,000 | 37.5 |
A-Tier: Strong Performers
Reliable Brainrots that balance cost and MPS Efficiency.
| Brainrot Name | Rarity | Max Level MPS | Acquisition Cost | MPS Efficiency |
|---|---|---|---|---|
| Cavallo Virtuso | Mythic | $7,500/s | $250,000 | 30 |
| Chimpanzini Spiderini | Legendary | $6,000/s | $200,000 | 30 |
| Dul Dul Dul | Epic | $4,000/s | $150,000 | 26.67 |
B-Tier: Budget-Friendly Options
These Brainrots are cost-effective but offer lower MPS.
| Brainrot Name | Rarity | Max Level MPS | Acquisition Cost | MPS Efficiency |
|---|---|---|---|---|
| Cactus | Rare | $1,000/s | $50,000 | 20 |
| Pumpkin | Epic | $2,000/s | $100,000 | 20 |
| Strawberry | Rare | $1,500/s | $75,000 | 20 |
Investment Strategies
For New Players
- Start with B-Tier Brainrots: Capture and level up budget-friendly Brainrots to establish a steady income stream.
- Upgrade to A-Tier Brainrots: Once you have sufficient funds, invest in A-Tier Brainrots to increase your MPS.
- Aim for S-Tier Brainrots: Prioritize acquiring S-Tier Brainrots for maximum efficiency and income.
For Advanced Players
- Fuse Lower-Tier Brainrots: Use the Fuse Machine to combine lower-tier Brainrots into higher-tier ones, enhancing your MPS.
- Optimize Plant DPS: Ensure your plants' DPS is sufficient to capture rare Brainrots, boosting your overall MPS.
- Utilize Special Items: Employ items like Lucky Potions to increase the capture rate of rare Brainrots.
Conclusion
Investing in Brainrots with high MPS Efficiency is crucial for maximizing passive income in Plants vs Brainrots. By focusing on S-Tier Brainrots and strategically upgrading your collection, you can accelerate your progression and achieve financial success in the game.


