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Recent Test History

Date & Time	Duration	Avg Ping	Avg Jitter	Packet Loss	Actions

Rocket League Ping & Packet Loss Test

Ghost hits? Ball teleporting through your car? Flashing red icons on your screen?

Rocket League is purely physics-based, and its servers run at an incredibly demanding 120Hz tick rate. The server calculates the exact trajectory of the ball and all cars 120 times every single second, sending small ~150-byte packets. Because of this extreme update rate, standard internet speed tests completely fail to detect Rocket League lag. They check raw TCP bandwidth, but this game relies on an uninterrupted stream of UDP packets. A single dropped packet at the wrong millisecond completely breaks the physics calculation on your screen. Our tool simulates this exact 120Hz traffic to catch the hidden micro-stutters ruining your aerials.

120 Hz one update every 8.3 ms

What this test sends: 120 packets per second of 150 bytes, matching Rocket League rather than a generic ping. estimated

Two different rates, both real: Psyonix simulates physics at 120 Hz on client and server (GDC), but the server sends network updates at about 60 Hz. 120 is the conservative upper bound and what this test sends.

How to Read the Rocket League Network Graph

Run the 120Hz test above for at least 60 seconds. Here is what your results mean for Rocket League:

Red Lines (Packet Loss)

Red vertical lines mean your connection dropped data. In Rocket League, this causes "Ghost Hits". You hit the ball, hear the thud, and see sparks fly, but a split-second later the server disagrees and the ball rubberbands right past your car into the net. This triggers the overlapping red squares icon.

High Jitter (Stability)

Jitter is ping instability. If your ping rapidly bounces from 30ms to 80ms, you will trigger the "Latency Variation" warning. Your car will feel sluggish, unpredictable, and heavy. Fast mechanics like speedflips and precise dribbling become completely impossible.

High Ping (Latency)

High baseline ping means you are permanently delayed compared to the server. You will lose almost every 50/50 challenge because the server registers your opponent's touch before yours. You also have significantly less time to react to fast flicks or ceiling shots.

How to Fix Rocket League Lag & Rubberbanding

If the tool above shows packet loss or high jitter, try these specific fixes.

1. Change Input Buffer Settings

The Symptom: Micro-stutters and ghost hits despite having low ping.

Rocket League's engine tries to predict physics, but high jitter causes it to guess wrong. Psyonix added specific network settings to combat this exact issue.

Fix Go to Settings > Gameplay. Change "Input Buffer" from Default to STS or CSTS. These settings dynamically adjust to your network jitter to smooth out physics desync.

2. Ditch the Wi-Fi

The Symptom: The flashing red Latency Variation or Packet Loss icons pop up randomly.

Wi-Fi signals drop packets constantly due to interference. Rocket League's extreme 120Hz server tick rate has zero tolerance for dropped data. If you drop a packet, you miss the ball.

Fix Plug a Cat6 Ethernet cable directly from your router to your PC or Console. This is mandatory for competitive Rocket League.

3. Fix Bufferbloat (Home Congestion)

The Symptom: Ping spikes to 100ms+ every time a family member opens Netflix or TikTok.

Your 150-byte Rocket League packets are getting stuck in your router's traffic queue behind large video downloads. Your router is bottlenecking the data.

Fix Log into your router settings and enable QoS (Quality of Service). Prioritize your gaming device's traffic over everything else on the network.

4. ISP Routing to Epic Games Servers

The Symptom: Excellent ping to US-East, but completely unplayable ping/packet loss to US-West, or vice versa.

Sometimes your ISP has a highly inefficient or broken routing path to the specific datacenters used by Epic Games/Psyonix in certain regions.

Action Stop queuing for "Recommended" regions. Manually select your closest region in the matchmaking menu. If routing is still broken, a gaming VPN can force a cleaner path.

Frequently Asked Questions

Why do I get ghost hits in Rocket League?

Ghost hits are caused by packet loss. Your local game client predicts that you hit the ball, so it plays the audio and spark effects. However, the data packet containing your car's movement was dropped by your internet. To the server, you missed. The server then updates your screen, causing the ball to teleport past you.

What do the red flashing symbols mean in Rocket League?

The speedometer icon means High Latency (high ping). The overlapping squares mean Packet Loss (data is failing to reach the server). The jagged line means Latency Variation (high jitter/ping spikes). The server box with an X means Server Health (the server itself is lagging, not you).

What is the best Input Buffer setting for Rocket League?

If you have a perfectly stable, wired Ethernet connection, use "Default". If you are forced to play on Wi-Fi or have a connection with minor jitter, use "STS" (Standard). If your internet is extremely unstable, "CSTS" will add the most delay but provide the smoothest physics experience.

Is the Heavy Car Bug caused by internet lag?

While the "Heavy Car Bug" is heavily debated in the community, extreme network jitter and fluctuating input latency can absolutely cause your car to feel unresponsive, slow, and sluggish as the client constantly tries to correct its position with the server.

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