
Deerc D20 Blue
Score: 79/100
Holy Stone HS190 Blue
Score: 71/100Rankings

The DEERC D20 provides a lightweight, feature-rich mini drone with a 720 p camera, dual batteries for up to 20 minutes total flight and robust accessories. Its limitations are a modest 40 m transmission range and no onboard storage, making it ideal for beginners seeking basic aerial video.

The Holy Stone HS190 is an ultra-lightweight, foldable nano quadcopter that fits in its controller and offers beginner-friendly flight modes plus LED lights. Its main drawbacks are a very short battery life, limited range and the absence of a camera. Ideal for kids and casual flyers who want a portable, registration-free drone for short indoor or calm-outdoor sessions.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 220 mAhbest | |
10 minutesbest | 6 minutes | |
| ↓ lower better | 69 g | 24.9 gbest |
40 mbest | 40 mbest | |
| ↓ lower better | 80 minutes | 40 minutesbest |
80 °best | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(2) | ||
Flight Time (minutes) | 10 minutes | 6 minutes |
Charging Time (minutes) | 80 minutes | 40 minutes |
Build & Design(2) | ||
Weight (g) | 69 g | 24.9 g |
Dimensions (L×W×H) (cm) | 19.6×16.2×4.3 cm cm | 11.4 x 11.4 x 3.1 cm cm |


Products in the top-left offer the best value (high score, low price).

Professional reviewers consistently commend the DEERC D20 for its ruggedness and beginner-oriented feature set, emphasizing the value of dual batteries and the variety of flight modes. However, they note the absence of onboard storage and the modest range as notable drawbacks for more advanced use.
Everyday users love how easy the D20 is to fly, especially the one-key takeoff and altitude hold, and appreciate its durability and the generous accessories bundle. The most common frustrations revolve around the short flight time, limited range, and lack of a microSD slot for video storage.

Professional reviewers commend the HS190 for its pocket-size design, beginner-oriented flight assistance, and a surprisingly rich set of stunt modes that outshine other nano drones in its class. They also note its respectable wind resistance and fast performance, though they point out the limited range and brief battery life as notable drawbacks.
Everyday users rave about the drone's portability, ease of use for kids, and the fun of flips and spins, often mentioning that it exceeds advertised flight time. Common complaints focus on the short battery life, limited range, lack of a camera, and the challenge of keeping track of such a tiny device when it flies away.
“no chips, no damage”

“really cool”

“Super portable, stores in controller-take anywhere!”


