Frame-Only FPV Builds: MOZ7 vs BabyApe II vs FoldApe4
The MOZ7 at $219.99 is a 7-inch H-frame kit for long range flight with DJI O3 or O4 Pro video. The BabyApe II at $57.99 is a 3.5-inch freestyle frame. The FoldApe4 at $62.99 is a 4-inch folding frame in the analog version. All three are frame-only, so you add motors, a stack, a camera, and a video transmitter.
Quick facts
| Fact | Value |
|---|---|
| MOZ7 size | 7 inch, H-frame |
| MOZ7 video | DJI O3 and O4 Pro compatible |
| MOZ7 price | $219.99 |
| BabyApe II size | 3.5 inch, 156 mm carbon fiber |
| BabyApe II price | $57.99 |
| FoldApe4 size | 4 inch, folding arms |
| FoldApe4 version | Analog |
| FoldApe4 price | $62.99 |
| M3 standoffs | M3x25 aluminum, 20 pieces, $11.99 |
Which frame suits long range?
The MOZ7 is a 7-inch H-frame kit built for long range flight.
A 7-inch frame turns 7-inch props, which move more air per turn than 5-inch props.
It fits DJI O3 and O4 Pro video units, so pick one and mount it to the frame.
Which frame suits freestyle?
The BabyApe II is a 3.5-inch freestyle frame kit at 156 mm in carbon fiber.
It suits a builder who already owns motors, a flight controller, an ESC, a camera, and a video transmitter.
A frame-only build costs less up front when you reuse parts.
Why fold the arms?
Folding arms pack the quad small for travel and open for flight.
The FoldApe4 is a 4-inch carbon fiber frame with folding arms in the analog version.
Lock each arm open before flight and check it by hand.
What do M3 standoffs do in a frame build?
M3 standoffs space the frame plates and hold the stack at the right height.
The aluminum M3x25 spacers in this guide measure 25 mm long and come 20 to a pack.
Match the thread to your frame screws and the length to your stack height.
What did we check on the bench?
We checked the MOZ7 listing states a 7-inch H-frame kit with O3 and O4 Pro compatibility.
We checked the FoldApe4 hero image shows the analog version frame.
We counted 6 images on the MOZ7 listing, 5 on the BabyApe II listing, 8 on the FoldApe4 listing, and 6 on the standoff listing.
How the options compare
| Part | Size | Type | Price |
|---|---|---|---|
| MOZ7 | 7 inch | H-frame kit | $219.99 |
| BabyApe II | 3.5 inch | Frame kit | $57.99 |
| FoldApe4 | 4 inch | Folding frame | $62.99 |
| M3x25 standoffs | M3x25 | 20 spacers | $11.99 |
How do you plan a frame-only build?
- Pick the frame size first: 7 inch for long range, 3.5 or 4 inch for freestyle.
- Pick a flight controller stack that fits the frame mount.
- Pick motors and props for the frame size.
- Pick a camera and video transmitter for the frame version.
- Check prop clearance by hand before the first flight.
Parts that fit this guide
In-stock parts ship from the New York, USA warehouse in 1-2 business days. Prices below are the live store prices we verified on November 11, 2026.
GEPRC MOZ7 7 Inch H-Frame Long Range FPV Frame Kit – O3/O4 Pro Compatible ($219.99)
MOZ7 at $219.99. It is a 7-inch H-frame kit for long range flight with DJI O3 or O4 Pro video.
DarwinFPV BabyApe II 3.5 Inch Freestyle FPV Frame Kit – 156mm Carbon Fiber ($57.99)
BabyApe II frame at $57.99. It is a 156 mm carbon fiber frame kit for a 3.5-inch build.
DarwinFPV FoldApe4 4 Inch Carbon Fiber FPV Frame – Analog Version ($62.99)
FoldApe4 at $62.99. It is a 4-inch carbon fiber frame with folding arms in the analog version.
20pcs Knurled Aluminum M3x25 Standoff Spacer Pillar – Black, for FPV RC Drone Frames ($11.99)
Aluminum M3x25 spacers at $11.99 for 20 pieces. Knurled aluminum pillars for a rigid FPV stack mount.
Related parts: DarwinFPV BabyApe III 3 Inch Analog BNF Freestyle FPV Drone – ELRS 2.4GHz, 1104-5000KV Motors, F411 15A AIO: BabyApe III 3-inch analog BNF quad with 1104 motors and an F411 15A AIO board.; Angel35 3.5 Inch Freestyle FPV Drone Kit BNF 2.4GHz – 1505 3450KV Motors, F411 FC, 40A ESC, Caddx Ant Camera, 25-1000mW VTX: Angel35 BNF 3.5-inch freestyle quad with 1505 motors and a 25 to 1000mW video transmitter..
Shop the full range: FPV Drone Frames at Quality RC Parts. See also: Related guide.
Frequently asked questions
Do any of these frames include motors?
No. All three are frame kits only. Add motors, a stack, a camera, and a video transmitter.
Which video gear fits the FoldApe4?
Analog cameras and video transmitters fit it. Plan analog gear, not digital, for this version.
How many standoffs does a stack level use?
A stack level uses 4 standoffs, one at each corner. Order a kit with spares for crashes.
Can I reuse parts from a BNF quad on a frame?
Check motor size and board mount size before you move parts across. The BabyApe III is a 3-inch quad, while the BabyApe II frame is 3.5-inch.
Sources
Last updated: November 11, 2026.