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Verdict: The Eufy RoboVac G20 is a quiet, slim, genuinely easy budget robot vacuum — best for hard floors, low-pile carpet, and homes where it needs to slide under low furniture. Its 2,500 Pa suction, 2.85-inch profile, and simple app make it a great first robot vacuum. It is not a mapping powerhouse: its gyro-based navigation is smarter than random bouncing but less precise than LiDAR, and it has no mop and no self-emptying dock.
Eufy (Anker’s smart-home brand) launched the RoboVac G20 in November 2021 as an entry-level step up from the popular 11S series. The pitch was simple: stronger suction, smarter navigation, and the same slim body and quiet operation that made Eufy a budget favorite. In 2026 it remains on sale as a proven, well-reviewed budget pick — Real Homes and other reviewers praised its cleaning on hard floors and its ability to get under couches, while noting it can get confused and bump into furniture more than LiDAR rivals.
Eufy RoboVac G20 Specifications
| Spec | Detail |
|---|---|
| Suction power | 2,500 Pa (Max mode) |
| Navigation | Dynamic (gyro) navigation, Z-shaped cleaning path |
| Battery | 2,600 mAh lithium-ion |
| Runtime | Up to 100 minutes (Standard, hard floor); up to 120 minutes (Quiet, hard floor) |
| Charge time | About 5–6 hours |
| Dustbin capacity | 600 ml |
| Noise level | 55 dB |
| Dimensions | 12.8 x 12.8 x 2.85 inches |
| Weight | 6.4 lbs (2.9 kg) |
| Suction modes | 4 (Quiet, Standard, Turbo, Max) with BoostIQ |
| App / voice | EufyHome app, Amazon Alexa, Google Assistant |
| Model number | T2257 (G20); T2258 is the G20 Hybrid with mop |
| Coverage | Single floors up to about 2,000 sq ft |
Specifications come from Eufy’s G20 documentation and FAQ, the Amazon listing (model T2257, first available November 10, 2021), and independent reviews. Runtime varies by mode and floor type: Eufy’s own figures list 120 minutes on Quiet over hard floors, 86 minutes on Standard, 68 minutes on Turbo, and 45 minutes on Max, with shorter times on low-pile carpet.
Design and Build
At 2.85 inches tall, the G20 is one of the slimmest robot vacuums you can buy. That matters more than it sounds: it slides under beds, sofas, and low cabinets where taller LiDAR robots cannot go, and that is often where dust and pet hair collect. The round body is 12.8 inches across, and the 600 ml dustbin is large for the class — bigger than the Dreame D9’s 570 ml bin.
There is no mop on the standard G20. If you want mopping, the G20 Hybrid (model T2258) adds a water tank and washable mopping cloth. The standard G20 is a vacuum-only machine, which keeps it simple and cheap. The battery is removable and user-replaceable, a small but useful detail if you plan to keep the robot for years.
Cleaning Performance on Hard Floors
Hard floors are where the G20 shines. The 2,500 Pa suction — 25% stronger than the earlier G30, according to Eufy — picks up dust, crumbs, and pet hair cleanly, and BoostIQ automatically increases suction when it detects a dirtier patch. Reviewers consistently found it vacuums well on hard floors, transitions easily between floor types, and runs quietly enough at 55 dB to hold a conversation over it.
The gyro navigation cleans in a Z-shaped pattern, covering 4 x 4 meter areas one at a time from near to far. It is methodical rather than random, which means better coverage than the cheapest bump-and-go robots. It is not as precise as LiDAR: the G20 can lose track of where it is in a cluttered room, bump into furniture, and occasionally struggle to find its way back to the dock. In a tidy, open-plan home it works well; in a cluttered home you will need to pick up cables and small objects first.
Cleaning Performance on Carpet
On low-pile carpet, the G20 does a solid job, especially on Turbo or Max. Pet hair pickup is frequently praised in owner reviews, and the suction is strong enough for everyday carpet maintenance. Runtime drops on carpet — Eufy lists 80 minutes on Quiet and 36 minutes on Max over low-pile carpet — so a large carpeted home may need a recharge-and-resume cycle. The G20 supports auto-return cleaning: when the battery drops below 20%, it returns to the base, recharges to 80%, and goes back to where it stopped.
Thick or high-pile carpet is not the G20’s strength. It will clean the surface, but it cannot deep-clean dense fibers the way a 4,000–6,000 Pa robot can. If your home is mostly thick carpet, look at the best robot vacuums under $300 for stronger alternatives. For mixed hard floors and low-pile rugs, the G20 is well matched.
Navigation: Smart, Not Brilliant
Eufy calls the G20’s system Dynamic Navigation. It is a gyro-based system, not LiDAR and not camera-based. In practice that means it cleans in straight lines and covers a room systematically, but it has no persistent map you can edit — no room selection, no virtual boundaries, no no-go zones in the app. You get scheduling, suction control, and cleaning history, but not the map features of a LiDAR robot.
This is the G20’s main trade-off, and you should buy with your eyes open. If you want to tell your robot to clean only the kitchen, you need LiDAR. If you are happy to press start and let it clean the whole floor, the G20 is fine — and its slim body reaches places a LiDAR robot cannot.
Battery Life and Charging
Battery life depends heavily on the suction mode. On Standard over hard floors, expect around 86–100 minutes; on Quiet, up to 120 minutes; on Max, around 45 minutes. That is enough for a small to mid-size home in one session. A full recharge takes about 5–6 hours, which is on the slow side — plan to run it while you are out or overnight rather than expecting a quick top-up between sessions.
App and Voice Control
The EufyHome app (iOS 10.0 or above, Android 5.0 or above) handles scheduling, suction mode, and remote start. Alexa and Google Assistant voice commands cover basic start, stop, and dock functions. Setup uses 2.4 GHz Wi-Fi. The app is simple and reliable, which suits the G20’s beginner-friendly positioning — there is little to configure and little to go wrong.
Eufy RoboVac G20 vs the Competition
Against the Dreame D9, the G20 is slimmer (2.85 vs 4 inches), quieter (55 vs up to 65 dB), and usually cheaper, but it gives up LiDAR mapping, 500 Pa of suction, and 50 minutes of runtime, and it has no mop. Our Dreame vs Eufy guide covers that choice in detail. Against the Eufy G30, the G20 has 25% more suction but a shorter maximum runtime. The iRobot Roomba 692 is a similar-priced rival with a trusted brand and simpler controls, but it also lacks smart mapping — see our Eufy vs iRobot comparison for the full head-to-head. If you want a self-emptying upgrade in the same ecosystem, the Dreame D10 Plus adds a 45-day auto-empty base and 4,000 Pa suction for more money.
Pros and Cons
Pros:
- Very slim 2.85-inch body fits under low furniture
- Strong 2,500 Pa suction with BoostIQ for a budget robot
- Quiet at 55 dB — one of the quietest budget robots
- Large 600 ml dustbin and removable, replaceable battery
- Simple app and voice control; easy for beginners
- Auto-return and resume cleaning after recharging
Cons:
- Gyro navigation, not LiDAR — no room maps or no-go zones
- Can bump into furniture and get confused in cluttered rooms
- No mop on the standard model (Hybrid version costs more)
- No self-emptying dock
- Slow 5–6 hour recharge
- Weaker on thick, high-pile carpet
Who the Eufy RoboVac G20 Is For
The G20 is ideal for first-time robot vacuum owners, apartment dwellers, and anyone with hard floors, low-pile carpet, and low furniture that taller robots cannot reach. It is a strong pick among robot vacuums for apartments, where its slim profile and quiet operation matter most, and its simple controls suit owners who do not want to manage maps and zones.
It is not the best choice if you want room-by-room cleaning, virtual boundaries, mopping, or deep-carpet performance. In that case, spend more on a LiDAR model or a newer self-emptying robot.
Frequently Asked Questions
How much suction does the Eufy RoboVac G20 have? 2,500 Pa on Max mode, with four modes — Quiet, Standard, Turbo, and Max — plus BoostIQ automatic suction boost. Eufy rates it 25% stronger than the earlier G30.
How long does the Eufy RoboVac G20 run on one charge? Up to 100 minutes on Standard over hard floors, and up to 120 minutes on Quiet. On Max the runtime falls to about 45 minutes on hard floors and 36 minutes on low-pile carpet.
Does the Eufy RoboVac G20 mop? No, the standard G20 is vacuum-only. The G20 Hybrid (model T2258) adds a water tank and mopping cloth for vacuum-and-mop cleaning.
Does the Eufy RoboVac G20 map your home? It uses gyro-based Dynamic Navigation and cleans in systematic Z-shaped paths, but it does not build an editable map — there are no room selections or no-go zones in the app.
How tall is the Eufy RoboVac G20? 2.85 inches (7.2 cm) tall and 12.8 inches across, so it fits under most sofas, beds, and low cabinets.
Does the Eufy RoboVac G20 work with Alexa? Yes. It works with Amazon Alexa and Google Assistant, plus the EufyHome app over 2.4 GHz Wi-Fi.
Final Verdict
The Eufy RoboVac G20 is a honest budget robot vacuum that knows what it is: slim, quiet, simple, and good at the daily clean. Its 2,500 Pa suction and 600 ml dustbin handle hard floors and low-pile carpet well, and its 2.85-inch body reaches the dust other robots leave behind. The gyro navigation is its ceiling — no maps, no zones, occasional confusion — but at its price that is a fair trade. Buy it if you want an easy, quiet first robot vacuum for a small to mid-size home. Look at a LiDAR model instead if you need room-by-room control.