A dashcam is the cheapest insurance policy you will ever buy: an unbiased video witness for accidents, parking hits, and insurance disputes. Prices start low and quality keeps rising. Here is what actually matters when choosing your first one.
Why Get One
In a dispute, video beats words. A dashcam records speed, location, and exactly what happened — evidence that settles insurance claims fast and protects you from fraud (like staged accidents). Many drivers also use footage for parking-hit evidence and road-trip memories. It runs silently in the background; you forget it exists until the day it saves you hundreds or thousands of dollars.
Resolution and Night Vision
1080p is the minimum — 1440p or 4K is noticeably better at reading license plates, which is the whole point. But resolution is not everything: a good sensor with strong night vision matters more than a high pixel count with a cheap sensor. Look for Sony STARVIS sensors and check real night-footage samples in reviews. Wide dynamic range (WDR) helps with headlight glare and dark tunnels.
Single vs. Dual Channel
Front-only cameras are cheap and cover the most important angle. Dual-channel (front + rear) costs more but captures rear-end collisions and tailgaters — the most common accident type. If your budget allows, go dual. Also look for parking mode: with a hardwire kit, the camera watches your parked car and records impacts or motion. And get a high-endurance microSD card — regular cards die fast under constant rewriting.
Installation Tips
Mount it behind the rearview mirror so it does not block your view, and route the cable along the headliner for a clean look. Format the memory card monthly to prevent corrupted files, and test the footage once after installing — a blurry or misaligned camera is useless. Finally, check your local laws: some regions restrict windshield mounts or audio recording, and knowing the rules keeps your evidence usable.
Bottom line: a $100–$200 dual-channel dashcam with good night vision is the sweet spot for beginners. Spend a little more than the cheapest option — this is one purchase where quality genuinely pays for itself the first time you need it.