A single collision can produce two claims that look nothing alike. One person recovers within weeks and settles through an online portal. Another needs surgery, spends months off work and faces care needs that last for years. The crash is identical, but the legal claims are not.
So why can two people injured in the same road accident have different legal claims? The law assesses each person separately. Injuries, legal position, share of fault, evidence, financial losses and the claim route all differ from one claimant to the next. Each factor changes the value, complexity and timetable of road traffic accident claims. This article explains how each factor works under the law of England and Wales, so you can see where your own position sits. It offers general information, not personal legal advice.
Short answer: Each injured person brings a separate claim, and the court or insurer assesses that claim on that person’s own injuries, role in the accident, evidence and losses.
Everyone who suffers injury because of another person’s negligence has their own claim. Two people in the same car, or in two colliding vehicles, do not share one claim or one pot of compensation. Each person proves liability, proves injury and proves loss individually.
Six questions usually decide how far two claims diverge:
A difference in compensation does not mean the system treated anyone unfairly. It means the facts differed. Nobody should assume that two people hurt in the same crash will receive similar sums.
Injury severity and compensation move together, but the link goes beyond a simple scale. The type of injury, the recovery time, the prognosis and the effect on daily life all shape the claim.
Compensation in personal injury claims in the UK has two main parts:
The two parts work independently. Two people with similar injuries can receive similar general damages and very different special damages, because one earned more, needed more treatment or lost more working time.
For whiplash injuries lasting up to two years, a fixed statutory tariff applies in England and Wales. Accidents on or after 31 May 2025 fall under an updated tariff that raised the figures by roughly 15% compared with the 2021 version. Whiplash compensation claims therefore follow a set scale based on injury duration. Fractures, spinal injuries, amputations and brain injuries do not follow that tariff, and the court assesses them individually.
In one collision, a driver who suffers whiplash and a passenger who suffers a complex fracture will face different valuation methods, different medical evidence and different timescales.
A brain injury can raise the value of a claim substantially, because the effects often reach every part of life. Cognitive difficulties, memory problems, fatigue, personality change and reduced ability to work all affect general damages and financial losses. Recovery can continue for years, so the full picture may take a long time to emerge.
These claims often need specialist evidence, such as neuropsychology and rehabilitation reports. Some claimants lack the mental capacity to manage their own claim, and in that case a litigation friend acts for them. For families dealing with these issues, specialist brain injury solicitors can explain the evidence and rehabilitation needs involved.
Yes. Driver and passenger injury claims differ because each person holds a different legal position.
Can a passenger claim compensation if the driver caused the accident? Yes. A passenger can claim against the negligent driver, usually through that driver’s insurer, even when that driver is a friend or relative. Compulsory motor insurance exists to cover these claims. A passenger does not control the vehicle, so a passenger often has a clearer liability position than a driver. Passenger injury claims still raise their own questions, for example whether the passenger wore a seatbelt or knew the driver had been drinking. Anyone who needs to understand these points can speak to passenger injury solicitors.
A driver who bears some responsibility for the collision can still claim, but the court may reduce the compensation to reflect that responsibility. A driver may also face a different set of defendants from a passenger, depending on who caused the crash.
Other road users follow different rules. Pedestrians, cyclists, motorcyclists and horse riders count as vulnerable road users, and several of the whiplash reforms treat them differently from car occupants. They also tend to suffer more severe injuries, because they have less physical protection. If the responsible driver cannot be traced or has no insurance, the claim may go through the Motor Insurers’ Bureau, which adds another layer of procedure.
Fault and liability in road accidents sit at the centre of every claim. A claimant must show that another person owed a duty of care, breached it and caused the injury.
What happens when both drivers share responsibility for a collision? The court or the insurers divide responsibility by percentage. Each driver’s compensation falls by their own share of fault. A passenger in either vehicle can generally claim against either driver or both, and the defendants then deal with the split between themselves, unless the passenger also contributed to their own injury.
Contributory negligence applies when a claimant partly caused their own injury or its severity. Under the Law Reform (Contributory Negligence) Act 1945, the court reduces damages by the percentage it finds just and equitable. Failing to wear a seatbelt is the best-known example. Courts have long reduced damages by 25% where a seatbelt would have prevented the injury and by 15% where it would have reduced the injury’s severity, following the principle in Froom v Butcher. These are guides, and the court looks at the facts of each case.
Contributory negligence also shows how two claims from one accident can diverge. One passenger wore a seatbelt and another did not. The percentage reduction applies to the second claim only.
Can two people injured in the same accident use different solicitors? Yes. Each claimant has a free choice. Solicitors also have professional duties on conflicts of interest, so one firm generally cannot act for two people whose interests clash, such as a driver and a passenger who claims against that driver.
Every claim needs its own evidence file. A solicitor handling road traffic accident claims will usually look for:
Medical evidence for injury claims carries particular weight, because it links the injury to the accident and sets out the prognosis. Employment evidence does the same for lost earnings.
Special damages vary more than almost any other part of a claim, because they depend on a person’s job, family, health before the accident and recovery path.
Recoverable losses can include:
Can someone claim for future care costs after a serious injury? Yes. Future care costs in personal injury claims are recoverable where the medical evidence shows a reasonable need. Experts assess what care the claimant will need, for how long and at what cost. In large claims, the court can sometimes order the future losses to come as regular periodical payments rather than a single lump sum.
When injuries change someone’s working life or independence, a serious injury compensation claim may cover decades of future cost. That scale explains why one person’s claim can run to many times the value of another person’s from the same collision. How road accident compensation is calculated in these cases depends on the expert evidence, not on the circumstances of the crash alone.
Early rehabilitation matters as well. Where liability is not in dispute, interim payments can sometimes fund treatment while the claim continues, which can improve both recovery and the evidence for the final valuation.
Claim routes differ between claimants, and that difference alone can change how long a claim takes and how it proceeds.
For accidents in England and Wales on or after 31 May 2021, an adult who suffered a low-value injury as a vehicle occupant usually uses the Official Injury Claim service. The service covers claims where the injury damages do not exceed £5,000 and the total claim does not exceed £10,000. The small claims limit for these claims is £5,000, and the Motor Insurers’ Bureau runs the portal.
Several groups fall outside that process. Children and protected parties do not use the Official Injury Claim service. Vulnerable road users keep a lower small claims limit of £1,000. Claims above the value limits leave the portal and follow the usual court tracks. The government has been reviewing the whiplash reforms, so current rules deserve a fresh check before anyone relies on them.
These reforms apply to accidents in England and Wales. Scotland and Northern Ireland have their own procedures and time limits, so a claimant must identify which legal system governs the accident.
In England and Wales, the general limitation period for a personal injury claim is three years. It usually runs from the date of the accident or, in some cases, from the date the claimant first knew the injury was significant and linked to the accident (the “date of knowledge”). The Limitation Act 1980 sets these rules, and they include important exceptions:
Two people hurt in the same accident therefore do not necessarily share the same deadline. Starting a claim early also helps preserve evidence while memories remain fresh and records remain available.
No single answer fits every claim. A straightforward soft tissue claim can resolve within months. A serious injury claim often takes much longer, because the claimant’s condition needs time to stabilise before experts can give a reliable prognosis. Settling too early risks undervaluing future losses.
Specialist advice helps most in four situations: when liability is disputed, when injuries are serious or still developing, when future care or loss of earnings is in play, or when you do not know which claim route applies to you. Early advice can also clarify what evidence to preserve and which rehabilitation needs to raise.
Two people injured in the same road accident may have different legal claims because the law assesses each person’s injuries, circumstances, liability position, evidence and financial losses individually. The same crash can lead to a modest portal claim and a complex, long-running action, and neither outcome signals unfair treatment. Understanding road accident compensation claims starts with recognising that your claim belongs to you, not to the accident.
MRH Solicitors represents clients across England and Wales in serious injury and road traffic accident matters. If you want to understand how your own circumstances affect your position, visit MRH Solicitors and get in touch to discuss your situation. Every claim depends on its own facts, and no solicitor can promise a result, but clear guidance early on helps you decide your next step with confidence.
The information provided is for general informational purposes only and does not constitute advice. While we strive to ensure the information is accurate and up-to-date, we make no representations or warranties of any kind, express or implied, regarding the accuracy, adequacy, validity, or completeness of any information on this site.
